Boxwood fathom marker
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Science Museum Group
© The Board of Trustees of the Science Museum
Boxwood fathom marker, 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:
- 1879-35/11
- Materials:
- box (wood) and brass (copper, zinc alloy)
- type:
- ruler - measuring device
- credit:
- University of Glasgow
