Walferdin minimum thermometer, without markings
- PART OF:
- 5 Walferdin thermometers
- Made:
- 1800-1899
This image is released under a CC BY-NC-SA 4.0
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Science Museum Group
© The Board of Trustees of the Science Museum
Walferdin thermometer (overflow type), minimum thermometer; no markings. Wellcome No. B921
Details
- Category:
- Heat
- Object Number:
- 1980-208/4
- Materials:
- glass, brass (copper, zinc alloy), pine (wood), felt, leather and mercury
- Measurements:
-
overall (case): 20 mm x 348 mm x 26 mm, 0.072kg
- type:
- thermometers
