Sheathed mercury in glass, centigrade, maximum MkI

Made:
1975
maker:
G H Zeal Limited

Sheathed mercury in glass, centigrade, maximum MkII c, thermometer by Zeal, BS 692, Met 21101, MO 51494/75.

Details

Category:
Meteorology
Object Number:
1997-2039
type:
maximum thermometer
credit:
Meteorological Office