
Special metal protractor for machine for finding the roots of cubic equations


Special metal protractor for machine for finding the roots of cubic equations both real and impossible
Details
- Category:
- Mathematics
- Object Number:
- 1885-43/2
- Measurements:
-
Metal Protractor: 163 mm x 503 mm x 20 mm, 0.2 kg
- type:
- calculators
- credit:
- Mr H.C. Cunynghame