Precision hair hygrometer by F. Darton and Co. Ltd.
- maker:
- F Darton and Company Limited
Precision hair hygrometer by F. Darton and Co. Ltd., Watford, England, 1946
Details
- Category:
- Meteorology
- Object Number:
- 1958-37
- type:
- hair hygrometer
- credit:
- F. Darton & Co. Ltd.