Gilt Keene's wine hydrometer by Dring and Fage
1830-1880
Glass excise hydrometer by Oertling
1908
Chromium-plated customs and excise hydrometer by Dring and Fage
1930-1970
Glass excise hydrometer by Oertling
1914
Two gilt excise hydrometers by Dring and Fage in mahogany box
1850-1900
Gilt revenue hydrometer by R.B.Bate London
1850-1880
Glass customs and excise hydrometer by J Hicks
1880-1940
Five glass customs and excise glass hydrometers by Hicks
1900-1940
Gilt revenue hydrometer by J J Hicks
1909
Gilt revenue hydrometer by Dring and Fage
1850-1900
Glass IPT customs and excise hydrometer by S & A Calderara
Glass IPT customs and excise hydrometer by S & A Calderara
Glass customs and excise hydrometer by S & A Calderara
Gilt revenue hydrometer by Dring and Fage
1850-1880
Glass customs and excise hydrometer by Dring and Fage
1900-1960
Glass customs and excise hydrometer by Hicks
1880-1940
Glass customs and excise hydrometer by S & A Calderara
Glass customs and excise hydrometer by J Hicks
1880-1930
Glass excise hydrometer by Oertling
1880-1950
Gilt excise hydrometers
1880-1950
Glass customs and excise hydrometer by Hicks
1880-1940
Glass customs and excise hydrometer by Short & Mason
1870-1940
Glass customs and excise hydrometer by Hicks
1870-1940