McVitie Weston valve collection, RCA Radiotron valve, type 913
- maker:
- RCA Corporation
RCA Radiotron valve, type 913, metal-clad 1in diam C.R.T., length 4.25in overall, (RMW/K55 - McVitie Weston number), by RCA Corporation.
RCA Radiotron valve, type 913, metal-clad 1in diam C.R.T., length 4.25in overall, (RMW/K55 - McVitie Weston number), by RCA Corporation.