Clarke's Hydrometer (c. 1755)
1755
Hydrometer, Bate's saccharometer
Hydrometer marked O or W at top
Lactometer or Milk Tester (dated 1869) by MOTTASHEAD & CO
1869
Hydrometer jar of thick glass
1800-1830
Ivory hydrometer 5 1/2" long
1700-1730
Glass specific gravity hydrometer with mercury weight and paper scale
Specific gravity hydrometer
Two hydrometer spheres in metal box.
Urinometer, glass, in leather case
1901-1930
Urinometer set
Hydrometer, glass, for diabetes, in leather case
Gilt customs and excise standard no 1 (Sikes) hydrometer by J J Hicks
1870-1930
Glass hydrometer by Oertling
1880-1940
Hydrometers with jar and thermometer
Glass Baume hydrometer for heavy liquids
Glass hydrometer for battery acid and marked D P Battery Co Ltd
1920-1960
Hydrometer
1900-1983
Glass hydrometer marked Baird & Tatlock
1945-1980
Glass acetometer by J and P Taylor
1830-1880
Wine and spirit analyser by Joseph Long
Early Sikes' hydrometer 6 1/2" long
1802
Hydrometer
1900-1983
Four glass hydrometers made in Germany
1870-1914
Four glass excise hydrometers by Oertling
1870-1940
Gilt revenue hydrometer by R.B.Bate London
1850-1880
Glass hydrometer by J Hicks
1880-1940
Gilt Sikes revenue hydrometers by R.B. Bate
1830-1860
Two glass excise hydrometers by Oerling
1870-1940
Wine and beer glass hydrometer, 1994.
1994
Glass lactometer
Glass excise hydrometer by Oertling
1914
Glass excise hydrometer by Oertling
1908
Bate's standard saccharometer with wire stem; with one poise and one weight
1823
Glass specific gravity hydrometer
circa 1910
Glass Sikes A hydrometer by Oertling
1927
Gilt Sikes hydrometer by Dring and Fage
1941
Carnardine's saccharometer by Mayer and Meltzer
Clarke's export hydrometer in box.
Sikes' hydrometer as at present used by Customs
Glass hydrometer made in Germany
1870-1914
Nineteen glass hydrometers (in fitted box) constructed by T.O. Blake
Hydrometer made by T. Gill
circa 1800
Lactometer.
Ivory Hydrometer (c. 1700-30)
1700-1730
Hydrometer by DAVIS OF LEED.
Salinometer in gilt brass having a rectangular stem inscribed with scale 0
late 19th century
Fletcher's thermohydrometer
Glass hydrometer
1900
Glass Gay-Lussac hydrometer by Hicks
1880-1940