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ID = 42440
Great Britain (UK)
Brand: Cintel Ltd., Form. Cinema Television Ltd.; Ware.
Tube type:  Photocell Gas filled 
Identical to VS-39

Base Europe 4-Pin (A, 4A, B4, since 1914) Top contact with a cap
Description Silver-oxygen-caesium phototube, sensitive to red and infrared light. 
Literature -- Original prospect or advert   Electronics, July 1951
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VS-39: My Collection
Robert Meszaros


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