Walferdin thermometer with broken bulb
- PART OF:
- 5 Walferdin thermometers
- Made:
- 1800-1899
This image is released under a CC BY-NC-SA 4.0
Licence
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Science Museum Group
© The Board of Trustees of the Science Museum
Walferdin thermometer (overflow type), minimum thermometer, bulb broken, no markings. Wellcome No. B929.
Details
- Category:
- Heat
- Object Number:
- 1980-208/1
- Materials:
- glass, brass (copper, zinc alloy), pine (wood), felt and leather
- Measurements:
-
overall (case): 20 mm x 350 mm x 28 mm, 0.068kg
- type:
- thermometers
