4" experimental compass in wood and glass display box

Experimental compass in wood and glass display box, 4, unsigned 4" experimental compass in wood and glass display box

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Experimental compass in wood and glass display box, 4, unsigned
Science Museum Group
© The Board of Trustees of the Science Museum

Science Museum Group Collection
© The Board of Trustees of the Science Museum

Experimental compass in wood and glass display box, 4", unsigned, Scotland, 1873-1876. Used by Lord Kelvin in his compass experiments.

Details

Category:
Navigation
Object Number:
1876-735
Materials:
glass, cardboard, metal (unknown), cotton (fibre), wood (unidentified) and complete
Measurements:
overall: 43 mm x 140 mm x 140 mm, .2kg
type:
magnetic compass
credit:
Donated by Sir William Thomson (Lord Kelvin)