Ordinary mercury absolute thermometers

Made:
London

Two ordinary mercury-in-glass absolute thermometers with white ceramic frames, made by Negretti & Zambra and with serial numbers 19052 and 19054. Marked KO [Kew Observatory]. Scale 245 to 325 degrees

Details

Category:
Meteorology
Object Number:
1995-991
Materials:
glass and ceramic
Measurements:
overall: 28.5 cm
type:
thermometer
credit:
Meteorological Office, Berkshire

Parts

Ordinary mercury thermometer, 1875-1901

Ordinary mercury thermometer, 1875-1901

Ordinary mercury absolute thermometer, scale (250 to 320 degrees Kelvin) one of two, with white ceramic frame, made by Negretti & Zambra, London, 1875-1901. Marked as calibrated at Kew Observatory, used at the Met Office (Met Office 19052).

Measurements:
overall: 15 mm x 285 mm x 35 mm, .1kg
Materials:
glass , mercury and ceramic (unspecified)
Object Number:
1995-991/1
type:
mercury thermometer