Ordinary mercury-in-glass Centigrade thermometer

Made:
1961 in London
maker:
G H Zeal Limited

Ordinary mercury-in-glass Centigrade thermometer, sheathed, by G. H. Zeal Ltd., London, BS 692, Ref no. MET 21001, Mk 2/C serial no. Met O 44944/61, NPL 61. Dated 1961. Scale -30 to 45 degrees

Details

Category:
Meteorology
Object Number:
1995-1004
Materials:
glass and mercury
Measurements:
overall: 32.6 cm
type:
thermometer
credit:
Meteorological Office, Berkshire