Greenhouse thermometer by Dudley Adams of Fleet Street. Mercury in glass on wooden board
1978
Clinical Thermometer by Alexander Wilson, 1735-1745
1735-1745
Clinical thermometer
1970-1900
Improved Callendar and Griffiths Resistance Bridge, 1850-1900
1850-1900
Physiological Mercury Thermometer, 1876
1876
Physiological Mercury Thermometer, 1876
1876
Physiological Mercury Thermometer, 1876
1876
Ear Mercury Thermometer, 1876
1876
Pair of mercury-in-glass thermometers signed Arno Haak Jena
Whipple patent temperature indicator
1900-1982
Potassium Bromide prism for IR wavelengths
1945-1955
"Genii" Temperature Control Mercury Switch
Minimum thermometer with "slipped in" scale
1870
Solar radiation thermometer by F.E. Becker & Co.
Large radiometer with suspended pith vane
1800-1899
First experiment in repulsion
1872
Disappearing filament pyrometer
1960-1979
Radiometer on stand
1800-1899
Radiometer with cup-shaped vanes
1800-1899
Radiometer with aluminium vanes
1800-1899
Radiometer with aluminium vanes and movable screens of clear mica
1800-1899
Radiometer with metal cup vanes and electrodes
1800-1899
Kew standard mercury in glass thermometer
1885
Otheoscope with four vanes of clear mica
1800-1899
Plain cylindrical vacuum vessel
1900-1982
Six's thermometer in metal frame
1900-1982
Mercury in glass chemical thermometer
1800-1899
Mercury in glass thermometer
1900-1982
Mercury in glass thermometer with enclosed opal scale
Mercury thermometer for readings from -6 deg C to 104 deg C
1890
Hatfield-Turner heat flow disc
1948-1958
Mercury-in-glass adjustable contact thermometer by Rotax Elektr. Apparate Alb
1950-1975
Type E70 pyrometer
1950-1979
Mercury in glass thermometer
Beckmann thermometer
Mercury in glass thermometer
1900-1982
Thermometer, with ivory scale (c.1820)
1820
Mercury-in-glass thermometer in cardboard case measuring in the range -20 to 360 degrees Centigrade
1850-1924
Walferdin maximum thermometer, by Stock á Paris
1800-1899
Walferdin thermometer with broken bulb
1800-1899
Mercury-in-glass thermometer mounted on white tile (broken) and wood
1850-1924
Mercury-in-glass thermometer in metal case
1850-1924
Walferdin minimum thermometer
1800-1899
Platinum thermometer, 1 of 9, in glass and porcelain
1801-1900
Platinum thermometer, 1 of 9, in glass
1801-1900
Honeywell `Electronik 15' Temperature Indicator
1971
Honeywell `Servotronic' Temperature Controller
1965
Boys fluorescent alcohol thermometer
1878
Boys circular spiral fluorescent alcohol thermometer
Mercury in glass thermometer
1900-1982