AZ41 Philips Miniwatt Holland "D" getter NOS 1959 (1 in stock)
CK-5704 Raytheon NOS (6 in stock)
CV1377=GZ34 Mullard Blackburn UK NOS 1976 (read review)
CX-374 Cunningham
D717=6AL5 Genalex Gold Lion England NOS (sold out)
EY51 Valvo West Germany NOS
EY91 International Great Britain NOS "D" getter (5 in stock)
EZ11 Telefunken used
EZ40 Philips Miniwatt Holland NOS 1950's (sold out)
EZ81 Mullard UK branded GE used/good 1965 (56/40 and 56/40)
FAA-6X4WA Sylvania NOS 1961 tilted glass (55/40 and 56/40)
G-82 Majestic Balloon NOS 1930 era (52/40 and 54/40) (rare)
GB-5726=6AL5 Sylvania Gold Brand Gold Pins NOS (44/40 and 46/40)
GB-5726=6AL5 Sylvania Gold Brand Gold Pins NOS (45/40 and 45/40)
GZ30=5Z4GT Mullard NOS 1961 (sold out)
GZ33 Mullard NOS "D" getter halo 1959 (sold out)
GZ34 Raytheon Japan by Matsushita NOS similar sound and build to Mullard NOS 1970's (59/40 and 59/40 x 2 tubes)
JAN-5R4WGB Raytheon used/good 1975 (46/40 and 52/40)
JAN-872A GE NOS 1940's reboxed (1 in stock)
JAN-CAHG-6H6WGT Chatham like new 1956