Parmenter Sound - I am going through my vacuum tube collection and selling tubes that I do not use any more. First batch for sale - 11 x NOS 6n3cE Russian tubes
6n3c-e Tube Accurate Matching Generation 6p3p Kt66 6l6g El34 - Tool Parts - AliExpress
poison sound 6L6) the Soviet Union 6n3c direct generation 6P3P/EL34/6550/6L6 color box with the batch of accurate tube|box box|box tubebox sound - AliExpress
6n3cE Vacuum Tubes - Jeff's Place
NOS Mullard XF2 Quad EL34 tubes, NOS Reflektor Russian quad 6n3ce/6L6GC tubes Photo #3723341 - Canuck Audio Mart