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83 GE low hours/like new 1947 (read review)
836 Raytheon NOS 1940's in white box (53/40)
836 RCA NOS 1959 (53/40)
84=6Z4 GE NOS 1950 (51/40 and 52/40)
84=6Z4 Philco used/fair 1940's (42/40 and 43/40)
84=6Z4 RCA NOS GT-shape glass slightly tilted glass 1967 (44/40 and 47/40)
84=6Z4 RCA NOS GT-shape glass tilted glass 1967 (47/40 and 48/40)
84=6Z4 Sylvania branded RCA used/good 1940's (49/40 and 49/40)
84=6Z4 Sylvania used/good 1940's (49/40 and 51/40)
866A GE low hours/like new 1940's
866AX Amperex France brown base 1965 tests like new, a few scratches on base, reboxed
866AX Amperex Holland black base NOS 1960's (54/40)
866Jr Taylor Balloon 1930's (display tube, does not function)
AZ1 Philips by Mullard NOS 1960's (0 in stock)
AZ11 Ultron Germany NOS 1960's - 1970's (1 in stock)
AZ12 Ultron Germany NOS 1950's rattle inside base from dried glue particles (1 tube)
AZ21 Tungsram NOS loktal base black plates 1940's (8 in stock)
AZ31 NOS (8 in stock)
AZ41 Philips France NOS 1961 (1 in stock)
AZ41 Philips France NOS 1961 (1 pair)
