Cloud altitude measuring device, portable alidade, 1925-1945
Portable alidade Mark I, British, cloud measuring device, by L.N.P. Manufacturing Co. Ltd., England, 1925-1945. Used at Croydon Airfield by the Meteorological Office.
Details
- Category:
- Meteorology
- Object Number:
- 1995-808
- Materials:
- brass (copper, zinc alloy), steel (metal), nickel plated, paint and oak (wood)
- Measurements:
-
overall: 65 mm x 255 mm x 270 mm, .375kg
- type:
- alidade - surveying
- credit:
- Meteorological Office, Berkshire