McVitie Weston valve collection, STC Micromesh valve, type P.B.I
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
LicenseSTC Micromesh valve, type P.B
Science Museum Group
© The Board of Trustees of the Science Museum
STC Micromesh valve, type P.B.I, (RMW/D90 - McVitie Weston number), by Standard Telephones and Cables Limited.
