Douglas type reflecting protractor, German, 1811-1818
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Science Museum Group
© The Board of Trustees of the Science Museum
Douglas type reflecting protactor in mahogany case, by Maywald, Berlin, Germany, 1811-1818. Owner: Major E. O. Henrici.
Details
- Category:
- Surveying
- Object Number:
- 1939-39
- Materials:
- brass (copper, zinc alloy), iron, glass, mahogany (wood), metal (unknown) and paper (fibre product)
- Measurements:
-
overall: 42 mm x 165 mm x 105 mm, .575kg
- type:
- protractor
- credit:
- Henrici, E. O.
