McVitie Weston valve collection, Sylvania valve, type 6F8G
- Made:
- circa 1940
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Sylvania valve, type 6F8G, (RMW/Y666B - McVitie Weston number)
Science Museum Group
© The Board of Trustees of the Science Museum
Sylvania valve, type 6F8G, (RMW/Y666B - McVitie Weston number), by Sylvania Electric Products Incorporated, c. 1940.
