/Fairchild Aviation. Each box is stampedU.S.
(1) Tested 1943 WW2 RCA 6C5 VT-65 Tube K2E Signal Corps Fairchild Aviation c
(1) Tested 1943 WW2 RCA 6C5 VT-65 Tube K2E Signal Corps Fairchild Aviation b
Tested Matched Pair RCA 6AH4GT Tubes with Boxes Date Codes KL KG RCA 6AH4 GT
NOS NIB Matched Pair RCA Type 45 Triode Vacuum Tubes SAme 1948 Date #2
Matched Pair RCA 5654 EF95 6AK5 Black Plate Valves Tubes New Old Stock Boxed
NOS Matched Pair RCA 12AU6 Audio Tubes Black Plates
