Two Clupet Piston Rings
This 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
LicenseOne Clupet Piston Rings, patented by B. Clews and H.M
Science Museum Group
© The Board of Trustees of the Science Museum
One Clupet Piston Rings, patented by B. Clews and H.M. Peterson in 1919, viz: 1 for 5 1/2" diam. cyl. and 1 for 2 1/2" diam. cyl.
