Cubic equation scale machine
Board with scale for machine for finding the roots of cubic equations both real and impossible
- Object Number:
- 1885-43/1
- type:
- calculators
Machine for finding the roots of cubic equations both real and impossible, consisting of a board with scale and special metal protractor
Board with scale for machine for finding the roots of cubic equations both real and impossible
Special metal protractor for machine for finding the roots of cubic equations both real and impossible