Semicircular protractor
- Made:
- 1865
Semicircular protractor, brass, dated 1865, with separate sliding vernier, also brass, in wooden box
Details
- Category:
- Mathematics
- Object Number:
- 1987-723
- Materials:
- brass and case, wood
- type:
- drawing instruments and semi-circular protractors
- credit:
- Sotheby's (New Bond St)
