6SA7 NOS Vintage 1960s Amperex Electron Vaccum Tube - Untested in box

RCA 6K6GT ELECTRON VACUUM TUBE BOX UNTESTED MILITARY VINTAGE 1960s

6AS5 Vintage 1960s RCA Electron Vaccum Tube Black Plates In Box - Untested

IG3GTA / IB3GT Vintage 1960s RCA Electron Vaccum Tube In Box - Untested

3A3 Vintage 1960s RCA Electron Vaccum Tube - Untested

6SA7 NOS Vintage 1960s GE General Electric Electron Vaccum Tube - Untested

3CN3B Vintage 1960s Sylvania Electron Vaccum Tube In Box - Untested

1K3A / 1J3 Vintage 1960s Sylvania Electron Vaccum Tube In Box - Untested