Proportional compasses
- maker:
- Thomas Heath
Proportional compasses, 6 3/8-inch; brass engraved "T. Heath Fecit"
Details
- Category:
- Mathematics
- Object Number:
- 1917-90
- Materials:
- brass
- Measurements:
-
overall (wall mounted): 155 mm x 67 mm x 18 mm,
- type:
- proportional compass
- credit:
- Thomas H. Court