McVitie Weston valve collection, STC valve, type 44A/160M
- Made:
- 1951
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STC valve, type 44A/160M, mica disc marked WB35
Science Museum Group
© The Board of Trustees of the Science Museum
STC valve, type 44A/160M, mica disc marked WB35, (RMW/Y514 - McVitie Weston number), by Standard Telephones and Cables Limited, 1951.
