Folding/Slide Rule
- Made:
- 1885-1895 in United Kingdom
Boxwood Coggeshall type slide rule, made by Edward Driver, and designed by William Slater.
Details
- Category:
- Mathematics
- Object Number:
- Y1994.147.4
- Materials:
- box (wood) and brass (copper, zinc alloy)
- Measurements:
-
closed: 5 mm x 317 mm x 44 mm,
open: 5 mm x 610 mm x 35 mm,
- type:
- folding rule
- credit:
- Purchased From Tennants Auctioneers