![](https://coimages.sciencemuseumgroup.org.uk/63/905/large_thumbnail_l2014_4184__0002_.jpg)
Air compass
Observer's air compass, patt.261, no.445, liquid compass for taking bearings with leather wrist strap and radium paint dials, developed by Captain F.O. Creagh-Osborne, England, 1914-1933
Details
- Category:
- Navigation
- Object Number:
- 1933-485
- Materials:
- leather, glass, brass (copper, zinc alloy), perspex and paint
- Measurements:
-
overall: 100 mm x 125 mm x 68 mm,
- credit:
- Admiralty Compass Observatory