An 8-pin plastic base with center post, glass bell, aquadag coating. Stamped on Envelope: “902”; US Navy logo stamped on base. Donor’s card reads: “Cathode ray tube made by the Radio Corporation of ...
A 12-pin plastic base with center post, phosphor screen. Base stamped: “[GE logo] Electronic Tube / Made in U.S.A.” Donor’s card reads: “Cathode ray tube made by the General Electric Company for ...
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