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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
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
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
LicenseTwo foot
Science Museum Group
© The Board of Trustees of the Science Museum
Two foot
Science Museum Group Collection
© The Board of Trustees of the Science Museum
Two foot
Science Museum Group Collection
© The Board of Trustees of the Science Museum
Two foot
Science Museum Group Collection
© The Board of Trustees of the Science Museum
Two foot, boxwood slide rule by Troughton and Simms for trigonometrical and astronomical calculations in connection with declination and North Polar distance
