Mercury full immersion nitrogen filled thermometer
- maker:
- B. Black and Son Limited
Mercury full immersion nitrogen-filled thermometer, measuring in the range 0-50 degrees Centigrade, probably made by B. Black and Son Limited, London, and supplied by Scientific and Projections Limited, 1950-1989
Details
- Category:
- Heat
- Object Number:
- 1997-1490
- Measurements:
-
overall: 406 mm x 7 mm, 0.04kg
- type:
- mercury thermometer
- credit:
- British Gas plc