McVitie Weston valve collection, Benjamin valve, type S.P.18.GREEN
- maker:
- Benjamin Electric Limited
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Benjamin valve, type S.P.18.GREEN, marked 1
Science Museum Group
© The Board of Trustees of the Science Museum
Benjamin valve, type S.P.18.GREEN, marked 1.6V 3A, pinch marked 45/65, (RMW/Y44 - McVitie Weston number), by Benjamin Electric Limited.
