HL210, OSRAM, GLOBE ENVELOPE, HL2, PM2DX, 210DET, TESTED

S.4VA, 5 PIN, MULLARD, NOS, S4VA, MS4B, AC/S2, AC/SG, AC/SH, CV3553, MS/Pen, MSG/HA, MSG/LA, SP4, SV4 SV4A, SV4B

S11E12, ITT, 7971, CV4060, STC PAINTON, 1970 PRODUCTION

S11E12, STC AEI, 7971, CV4060, STC BRIMSDOWN 1962 PRODUCTION

SE211C, TUNGSRAM, NEW BOXED, 218VSG, 220VS, CV1041, S215VM, VR41, VS24, VS2, W21/4 W21