Magnetic trough compass for surveying, possibly French, 19th century
Details
- Category:
- Surveying
- Object Number:
- 1951-271
- Materials:
- teak (wood), brass (copper, zinc alloy), steel (metal), paper (fibre product), glass and hardboard
- Measurements:
-
overall: 28 mm x 140 mm x 70 mm, .145kg
- type:
- magnetic compass
- credit:
- Mr. H. Carter Bowles