Glass Baume hydrometer made by G H Zeal Ltd
1900-1980
Spirit minimum thermometer, 1985
1985
Screen mercury thermometer, sheathed, 1985
1985
Plastic case for clinical thermometer
Sheathed minimum thermometer by Zeal
Whirling hygrometer by Zeal
1985
Earth thermometer
1985
Maximum thermometer Mk 2C
1989
Earth thermometer
1985
Clockwork aspirated psychrometer
Anti-freeze hydrometer set consisting of two hydrometer floats and glass jacket
1984
Ordinary mercury in glass thermometer Mk 2C
1984
Aspirated hygrometer by Cooke
1960
Clinical thermometers
1920-1960
"Diska" clinical thermometer
1940-1970
Clinical thermometer
1899-1922
Veterinary thermometer for use in Sweden
1920-1960
Veterinary thermometer
1981
Clinical thermometers
1960-1980
Clinical thermometers
1940-1970
Clinical thermometer
1960-1980
Clinical Thermometer "Family"
1950-1980
Clinical thermometers
1960-1980
Clinical thermometers
1960-1980
Symons earth thermometer
1952
Symons earth thermometer
1964
Skin thermometer
1920-1960
Veterinary thermometer. long pattern
1981
"Repello" clinical thermometer
1901-1950
"Repello" clinical thermometer
1981
clinical thermometer
1922-1934
Clinical thermometer
1919
Mercury total immersion thermometer
1966
Mercury nitrogen-filled immersion thermometer
1952
Mercury full immersion nitrogen-filled thermometer
1950-1989
Mercury total immersion nitrogen-filled thermometer
1967
Mercury total immersion nitrogen filled thermometer
1955-1969
Mercury thermometer
1990-1999
Mercury thermometer
1990-1999
Mercury nitrogen-filled immersion thermometer
1950-1989
Clinical thermometer
1899-1922
Veterinary thermometer for use in Sweden
1920-1960
Symons earth thermometer
1966
Sea-surface temperature bucket
1960-1969
Sea surface temperature bucket
1975
Earth thermometer
1985
Sheathed maximum thermometer by Zeal
Sea temperature thermometer by Zeal
Mercury thermometer with plastic scale
Earth thermometer
1985