McVitie Weston valve collection, RCA Cunningham Radiotron valve, type 6C6
- Made:
- circa 1934
- maker:
- RCA Corporation
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RCA Cunningham Radiotron valve, type 6C6, pinch marked XX 100a 12, (RMW/Y69 - McVitie Weston number), by RCA Corporation, c. 1934.
