Patent prismatic clinometer, British, 1810 -1826
Patent prismatic clinometer and compass in sharkskin case by C. A. Schmalcalder, 82 Strand, London, England, 1810-1826 .
Details
- Category:
- Surveying
- Object Number:
- 1983-1479
- Materials:
- brass (copper, zinc alloy), iron, glass, wood (unidentified), felt, shagreen and silver (metal)
- Measurements:
-
overall: 55 mm x 140 mm x 110 mm, .555kg
- type:
- clinometer, prismatic compass and magnetic compass
- credit:
- Antiquarian Scientist