A 19th century Sykes Hydrometer set by Buss
mahogany case signed on the exterior ivory plaque "Sikes Hydrometer/BUSS 36 Hatton Garden LONDON/Maker to the REVENUE of the/UNITED KINGDOM". With the purpled padded felt liner with a brass float and fitted weights each signed "Buss", calibrated in percent alcohol and used with the ivory scaled mercury thermometer.
4 1/8 x 9¾ in. (10.5 x 24.8 cm.) box
A 19th century Sykes Hydrometer set by Buss
mahogany case signed on the exterior ivory plaque "Sikes Hydrometer/BUSS 36 Hatton Garden LONDON/Maker to the REVENUE of the/UNITED KINGDOM". With the purpled padded felt liner with a brass float and fitted weights each signed "Buss", calibrated in percent alcohol and used with the ivory scaled mercury thermometer.
4 1/8 x 9¾ in. (10.5 x 24.8 cm.) box
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