Excise Officer's slide rule, 1759-1769.
- maker:
- Edward Roberts
This image is released under a CC BY-NC-SA 4.0
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LicenseThis image is released under a CC BY-NC-SA 4.0
Licence
Buy this image as a print
BuyLicense this image for commercial use at Science and Society Picture Library
LicenseExcise Officer's slide-rule, boxwood
Science Museum Group
© The Board of Trustees of the Science Museum
Science Museum Group Collection
© The Board of Trustees of the Science Museum
Excise Officer's slide-rule, boxwood, 12" long; with four sliders Inscribed under one of the sliders: "Edwd Roberts Maker in Dove Court Old Jewry, London". Excise slide rules were used from the late 17th century to calculate the volume of liquor in barrels.The barrels came in different forms and the size of the gallon varied for different fluids. The calculations were quite complicated.
Details
- Category:
- Mathematics
- Object Number:
- 1968-449
- Materials:
- box (wood)
- Measurements:
-
Closed: 23 mm x 315 mm x 26 mm, 0.02 kg
Extended: 23 mm x 590 mm x 26 mm, 0.02 kg
- type:
- slide rules (excise)
- credit:
- Mr H.M. Wickers
