Sikes's Hydrometer (0281)
Info
Hydrometer invented by a a British excise officer Bartholomew Sikes for measuring the alcohol volume in liquids.
Inscriptions on box lid:
SIKES'S HYDROMETER
1701
DRING & FAGE
Makers to H.M. Customs & Excise of the United Kingdom and Colonies
56, STAMFORD STREET
LONDON
At the box bottom there is a label (see picture).
Serial No or Type No is 1701.
References/Links/More Info
Science Museum Group - National Maritime Museum
National Museum of American History