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LicenseThis image is released under a CC BY-NC-SA 4.0
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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
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Buy this image as a print
BuyLicense this image for commercial use at Science and Society Picture Library
LicenseCampbell Aperiodic Compass
Science Museum Group
© The Board of Trustees of the Science Museum
Campbell Aperiodic compass, pat.no
Science Museum Group Collection
© The Board of Trustees of the Science Museum
Campbell Aperiodic compass, pat.no
Science Museum Group Collection
© The Board of Trustees of the Science Museum
Campbell Aperiodic Compass, type 6/18 with a three legged supporting frame, used to reduce aircraft virbrations, originally filled with alcohol, pat.no.10578/18, with a card consisting of eight fine wires. Patented in 1918 by Campbell & Bennett, made by Mappin and Webb Co., Sheffield, 1918-1920.
Anti-vibration washer for Campbell Aperiodic Compass, type 6/18. Patented in 1918 by Campbell & Bennett, made by Mappin and Webb Co., Sheffield, 1918-1920.
