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McVitie Weston valve collection, RCA Radiotron valve, type 866-A
- Made:
- circa 1929
- maker:
- RCA Corporation
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RCA Radiotron valve, type 866-A, anode loose from top electrode, (RMW/A202 - McVitie Weston number), by RCA Corporation, c. 1929.
RCA Radiotron valve, type 866-A, anode loose from top electrode, (RMW/A202 - McVitie Weston number), by RCA Corporation, c. 1929.