Disappearing filament pyrometer by the Cambridge Instrument Co. Ltd. England
1948-1953
'Resilia' Electrical Temperature (Pyrometer) Indicator, 1924
1924
Whipple Temperature Indicator, 1912-14
1912-1914
Pivoted Electrical Temperature Indicator, 1925-29
1925-1929
Pyrokolor optical pyrometer in cardboard case
1925-1974
Steel Specimens showing Colours for Tempering, 1801-1900
1800-1824
Pyrometer by Gallonde
Wedge Optical Pyrometer
1900-1920
Thermo-Electric Thermocouple (Electrical Temperature Sensor), 1920-22
1920-1922
Fire Clay Temperature Indicator Cone, 1925-31
1925-1931
Fire Clay Temperature Indicator Cone in Stand, 1925-31
1925-1931
Fire Clay Temperature Indicator Cone, 1925-31
1925-1931
Fire Clay Temperature Indicator Cone, 1925-31
1925-1931
Callendar Electrical Temperature Indicator, 1894
1894
Copy of Hindley's pyrometer
1700-1799
Fery radiation pyrometer outfit
1900-1982
Register Pyrometer with Case, 1830-1840
1830-1840
Pyrometer tube, 12" long
Fire Clay Temperature Indicator Cone, 1925-31
1925-1931
Fire Clay Temperature Indicator Cone, 1925-31
1925-1931
Fire Clay Temperature Indicator Cone, 1925-31
1925-1931
Fire Clay Temperature Indicator Cone, 1925-31
1925-1931
Type E70 pyrometer
1950-1979
Pyrometer tube, 22" long
Fire Clay Temperature Indicator Cone, 1925-31
1925-1931
Petrie Indicator Pyrometer, 1862
Calorite stand
1925-1931
Pivoted Coil Electrical Temperature Indicator, 1920-22
1920-1922
Ceramic Temperature Indicator Cones and Stand, 1925-1931
1925-1931
Ferguson Pyrometer - 2 spare metal rods and trough
Fire Clay Temperature Indicator Cone, 1925-1931
1925-1931
Fire Clay Temperature Indicator Stand, 1925-31
1925-1931
Sectioned Water Pyrometer by Siemens Bros. Ltd., 1905
1905
Wedgwood Pyrometer by J. Newman, 1827-56
1827-1856
Fire Clay Temperature Indicator Cone, 1925-31
1925-1931
Hot-blast Pyrometer, Hobson's patent, 1890-1897
1895-1897
Brass optical pyrometer from St.Georges Hospital
1890-1930
Byström's Water Pyrometer, 1862-1884
1862-1884
Pyrometer for checking temperature of type metal
Fire Clay Cone Temperature Indicator, 1928-1931
1928-1931
Turbine blade pyrometer with sapphire lens
1900-1982
Pyrometer tube, (silicon carbide)
Register pyrometer to John Frederic Daniell's 1830 design
1830
Pyrometer in fitted cylindrical case
1901-1958
Fery radiation pyrometer outfit; Fery telescope with tripod stand
1910-1914
Optical pyrometer by London
1913-1977
Platinum Electrical Resistance Thermometer, 1910-14
1910-1914
Wedgwood pyrometer with wooden case
1827-1856
Platinum Rhodium Thermocouple, 1925-29
1925-1929