Circular Calculator
- Made:
- 1900 in Manchester
Scientific Publishing Company circular calculator.
Details
- Category:
- Mathematics
- Object Number:
- Y2004.15
- Materials:
- glass and steel (metal)
- Measurements:
-
overall: 12 mm x 65 mm x 85 mm,
- type:
- slide rule
- credit:
- Gift of John Martin Buxton
