Motor aneroid (barometer) in watch case, with scal

Made:
1920-1940
maker:
Elliott Brothers (London) Limited

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

Motor aneroid (barometer) in watch case, with scales in feet and inches of mercury, to give height information

Details

Category:
Surveying
Object Number:
2001-705
Materials:
brass, and glass and metal
type:
motor aneroid
credit:
Broad, Lesley William