Brass slide rule by Nairne and Blunt size 11 1/4" x 2" x 3/16" closed

Brass slide rule by Nairne and Blunt size 11 1/4 x 2' x 3/16'

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Brass slide rule by Nairne and Blunt size 11 1/4 x 2' x 3/16'
Science Museum Group
© The Board of Trustees of the Science Museum

Brass slide rule by Nairne and Blunt size 11 1/4" x 2" x 3/16" closed: four sliders: six pins with milled heads: in mahogany case, Nairne and Blunt, London, 1774-1793.

Details

Category:
Mathematics
Object Number:
1919-491
Materials:
brass (copper, zinc alloy)
Measurements:
overall: 6 mm x 285 mm x 50 mm, .607kg
type:
slide rule
credit:
E Cryer