Mullard Magic: For All Your Vintage Valve and Radio Needs!
3S4, AMERICAN MANUFACTURE, NEW BOXED, CV820, DL92
6F6, BRIMAR, KT63 ORANGE BASE PRINT, ETCHED GLASS CARTOUCHE, 1950S MANUFACTURE
6F6, RCA new boxed, KT63 6F6G, ARP17, CV1186, CV1911, NR85
6F6, RCA, RADIOTRON, KT63, 1960 MANUFACTURE
6F6, WESTINGHOUSE, KT63, 1960 MANUFACTURE