Fowler long scale calculator
- Made:
- 1920-1940 in Manchester urban district
Fowler long scale calculator, circular slide rule with carrying case and instruction booklet, 1920-40.
Details
- Category:
- Mathematics
- Object Number:
- 1999-985
- Measurements:
-
overall (estimate): 10 x 70 x 70 mm
- type:
- circular slide rule
- credit:
- Caussy, D. S. (Mr.)