Standard mercury thermometer, by Ronketti, 1846

Standard mercury Fahrenheit thermometer (15 to 103 degrees)

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Standard mercury Fahrenheit thermometer (15 to 103 degrees)
Science Museum Group
© The Board of Trustees of the Science Museum

Standard mercury Fahrenheit thermometer (15 to 103 degrees) with sprung ivory scale plate in glass sheath, by John George Harris Ronketti, 19 Leather Lane, Holborn, London, 1846

Details

Category:
Meteorology
Object Number:
1995-1029
Materials:
ivory, brass (copper, zinc alloy), sealing wax, complete, glass and mercury
Measurements:
overall: 445 mm 22 mm, .095kg
type:
mercury thermometer
credit:
Meteorological Office, Berkshire