Mullard Magic: For All Your Vintage Valve and Radio Needs!
6V6GT, SYLVANIA, ,VT-107A, 10CV/511, GREY GLASS, 1950S GREY ENVELOPE
6V6GT, BRIMAR, MATCHED PAIR, BLACK GLASS, BROWN MICANOL BASE, WHITE BASE PRINT, CV511
6V6GT, BRIMAR, NOS MATCHED PAIR, BLACK GLASS, BLACK BASE, WHITE BASE PRINT, SAME FACTORY CODE, CV511
6V6GT, SYLVANIA, MATCHED PAIR ,VT-107A, 10CV/511, GREY GLASS, BRITISH AIR MINISTRY 10CV/511 WITH 1950S GREY ENVELOPE SLEEVE