Eighteen inch standard rule at 62 degree F
- maker:
- Scientifica-Cook Limited
Eighteen inch standard at 62 degree F by Troughton & Simms, mid 19th century
Details
- Category:
- Meteorology
- Object Number:
- 1995-1823
- Materials:
- complete, brass (copper, zinc alloy) and paper (fibre product)
- Measurements:
-
overall: 50.9 x 4.3 cm
- type:
- ruler - measuring device
- credit:
- Meteorological Office