Excise officer's slide rule

Excise officer's slide rule

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Science Museum Group Collection
© The Board of Trustees of the Science Museum

Excise officer's slide rule, ivory, 9" long, with 3 slides

Details

Category:
Mathematics
Object Number:
1946-180
Materials:
ivory and brass (copper, zinc alloy)
Measurements:
overall: 17 mm x 327 mm x 25 mm, 0.158 kg
type:
slide rule (excise)
credit:
Mr N.C.V. Jones