Patent deep sea reversing thermometer (serial no. 138293), made by Negretti and Zambra, London, England, 1878-1900.
Details
- Category:
- Heat
- Object Number:
- 1933-676
- Materials:
- water, mercury, glass, brass (copper, zinc alloy), bituminous material (unidentified) and water (possibly)
- Measurements:
-
overall: x 235 mm x , 14 mm, .075kg
- type:
- thermometer (mercury)
- credit:
- Scott Polar Research Institute.