Station keeper, one of three, Bells form H.O., a small angle prism (marked 32') set in wooden mount with handle 3 1/2" long, 1853-1921
Details
- Category:
- Navigation
- Object Number:
- 1911-172/1
- Materials:
- wood (unidentified) and glass
- Measurements:
-
overall: 90 mm x 25 mm x 9 mm, 5g
- type:
- figure - representation and optical range-finder