Clinical Thermometer by Alexander Wilson, 1735-1745
1735-1745
Terrestrial telescope, 1752.
1752
Water lubricated lignum vitae bearing
1937
Harris's balance electrometer, 1840-74.
1840-1874
Ivory hydrometer 5 1/2" long
1700-1730
Early ivory hydrometer in turned wooden case
Plaster spatula
1871-1930
Plaster spatula with octagonal rounded handle
1871-1930
Plaster spatula
1871-1930
Plaster spatula
1871-1930
Terrestrial refracting telescope
Scioptic ball, ostensibly by George Adams
Ligmum vitae pestle, European, 1701-1900
1701-1900
Top of coffee or pepper mill
1701-1800
Mechanical massager
1890-1910
Camera obscura by Jones (artist)
1801-1810
Searce, lignum vitae with brass mesh
1700-1750
Lignum vitae pestle, probably English, 1751-1900
1751-1900
Wooden pestle, probably English, 1750-1900
1750-1900
Cylindrical string box with octagonal base
1801-1900
Wooden snuff box made of lignum vitae
1800-1850
Conversation tube hearing aid
1860-1895
Plaster spatula, late 19th or early 20th century
1871-1930
Turned wooden mortar with flat base and bulbous body
1601-1800
Support for L-shaped nozzle from enema set
Ivory hydrometer 6" long
1700-1730
Telescope in scioptic ball
Telescope in Scioptic ball
Telescope in scioptic ball
Simple scioptic ball
1740-1760
Pewter quart measure
Pint size measure
Double cone, lignum vitae and ivory
Scioptic ball, ostensibly by George Adams
Scientific instrument stand, 1762
1762
Turned wooden drug mill
1701-1800
Lignum vitae pestle, Europe, 1701-1900
1701-1900
Turned lignum vitae pestle, European, 1701-1900
1701-1900
Three hydrometers, 1700-1730.
1700-1730
Wooden medicine chest, empty, European, 1750-1850
1750-1850
Roller bearing bushed sheave
1787 Date of patent
Newton's colour disc chromotrope by Carpenter & Westley
1890-1900
Small hydrometer of silvered brass
1760-1780
Wooden Carpenter's Brace, 1830-1860
1830-1860
Ligum vitae pestle, probably English, 1701-1900
1701-1900
Dr Macaura’s blood circulator
1890-1910
Straight cistern-tube barometer, 1760-1775.
1760-1775
Saddle maker's press made from lignum vitae.
Longcase clock by James and John Harrison
1728
Government Stamp (c. 1770-1790)
1770-1790