Routledge's Engineer's Slide-Rule and instruction book
- Made:
- 1862-1869 in Salford and Manchester
- maker:
- Routledge and Ommanney
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Original Routledge's Engineer's Slide-Rule and manuscript book of instructions for using it
Details
- Category:
- Mathematics
- Object Number:
- 1867-3
- Materials:
- ivory and brass (copper, zinc alloy)
- Measurements:
-
slide rule (flat): 7 mm x 316 mm x 37 mm, 0.124 kg
- type:
- slide rule
- credit:
- Routledge & Ommanney
