Small hydrometer of silvered brass

Made:
1760-1780 in France
Small hydrometer of silvered brass, stem of square section

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Small hydrometer of silvered brass, stem of square section
Science Museum Group
© The Board of Trustees of the Science Museum

Small hydrometer of silvered brass, stem of square section, length 2 9/16", ball 3/16" diam, in turned wood case, c. 1760-1780(?). Hydrometer Index 365.

Details

Category:
Experimental Chemistry
Object Number:
1954-403
Materials:
silverd brass and case: turned lignum vitae
type:
hydrometer
credit:
National Maritime Museum