Case, containing 91 glass tubes, part of Ocean depth sounding machine, used for marine vessel navigation

Made:
1876

Case, cylindrical, for glass tubes - with chain attached lid and funnel – containing ninety one glass tubes: each with a brass cap at one end and open at the other, and containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Details

Category:
Navigation
Object Number:
1879-35/2
type:
case - container
credit:
University of Glasgow

Parts

Case, cylindrical - with chain attached lid and funnel - for glass tubes, for Ocean depth-sounding machine, for marine vessel navigation

Case, cylindrical - with chain attached lid and funnel - for glass tubes, for Ocean depth-sounding machine, for marine vessel navigation

Case, cylindrical - with chain attached lid and funnel - for glass tubes for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Materials:
cast iron
Object Number:
1879-35/2/1
type:
case - container
Image ©
The Board of Trustees of the Science Museum
Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Materials:
glass , brass (copper, zinc alloy) , silver chromate and silver chloride
Object Number:
1879-35/2/2
type:
tube
Image ©
The Board of Trustees of the Science Museum
Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, containing a chemically prepared example, for Ocean depth sounding machine

Glass tube, with a brass cap at one end and open at the other end: containing traces of silver chromate and / or silver chloride, for Ocean depth sounding machine, used for marine vessel navigation, patented by Sir William Baron Kelvin Thomson, British, 1876 and made by James White, Glasgow, Scotland, 1876