Circular protractor 6-inch, engraved "Watkins and Hill Charing Cross London"; divided in degrees and numbered 0 to 360 degrees; in wood case with inlaid brass plate engraved "H.O. ^ 7"
Details
- Category:
- Mathematics
- Object Number:
- 1925-394
- Materials:
- brass
- type:
- drawing instrument and circular protractor
- credit:
- Admiralty Hydrographic Office
Parts
6-inch circular protractor
- Materials:
- brass (copper, zinc alloy)
- Object Number:
- 1925-394 Pt2
- type:
- drawing instruments and circular protractors