Mullard Magic: For All Your Vintage Valve and Radio Needs!
6J5G RAYTHEON, AIR MINISTRY, ORANGE BASE PRINT, 110E/68, CV1067, CV1932
6J5G, BLACK BASE, ENVELOPE MARKED 144b, 3 RIB CHARCOAL ANODE,
6J5G, FERRANTI, 1950S PRODUCTION
6J5G, OSRAM, AIR MINISTRY, 10E/348, L63, CV1067, HAMMERSMITH, GREY GLASS, WHITE CARTOUCHE, WARTIME PRODUCTION
6J5G, RAYTHEON, SAME DATE CODED, MAY 1942, BOXED, 6J5