Ronchetti linear slide rule
- Made:
- circa 1847 in Manchester
Boxwood proof slide rule, made by John Baptist Ronchetti and Joshua Ronchetti, Manchester, c. 1847.
Details
- Category:
- Mathematics
- Object Number:
- Y1994.147.3
- Materials:
- box (wood)
- Measurements:
-
Overall: 3 mm x 32 mm x 235 mm,
- type:
- slide rule
- credit:
- Purchased From Tennants Auctioneers