Hydrometer, Sikes, brass
Sikes hydrometer, with thermometer, cased
Brass hydrometer in mahogany case
1840-1920
Nicholson hydrometer in case with 2 thermometers
1850-1920
Hydrometer, in case
Sikes hydrometer, cased, by Loftus of London
Clarke hydrometer in case with collars and weights
1840-1920
Hydrometer, by Dring and Fage
1801-1900
Pocket Sikes hydrometer
Sikes hydrometer
Clarke hydrometer, in case with weights
Saccharometer hydrometer
Hydrometer, saccharometer, brass
1801-1830
Hydrometer, Bate's saccharometer
Hydrometer in case by F. Harris, London, British
Hydrometer, saccharometer, brass
1811-1812
Hydrometer, Bate, cased, English
Urinometer for testing diabetes
1830-1920
Brass hydrometer with weights in wooden box
Hydrometer, metal, in shaped wooden case
1830-1920
Brass Sikes hydrometer
Saccharometer, in case with weights and thermometers
Brass hydrometer in case with weights
1801-1900
Metal urinometer in cylindrical case
1830-1880
Sikes hydrometer in case, by R.B. Bate, London
Glass saccharometer
Metal urinometer in leather covered cylindrical case
1830-1900
Sikes hydrometer
1901-1940
Urinometer set in case by Durrock
Hydrometer, by Dicas of Liverpool
1801-1850
Clarke hydrometer in case with weights
1840-1920
Clarke hydrometer in case with thermometer
1840-1920
Clarke hydrometer in case with weights and collars
1840-1920