Owens Dust Counter
Owens Dust Counter, no.44, by Casella, London, in case with accessories
Details
- Category:
- Meteorology
- Object Number:
- 1995-1833
- Materials:
- complete, paper (fibre product), brass (copper, zinc alloy), mahogany (wood), nickel plated, metal plated (unknown), steel (metal), cardboard, wood composites and felt
- Measurements:
-
box: 5.3 x 33.7 x 12.1 cm
- type:
- dust counter
- credit:
- Meteorological Office