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50L6GT Raytheon NOS 1957 (84/60)
50L6GT RCA Emerson like new 1940's (91/60)
50L6GT RCA like new 1940's reboxed slightly tilted glass (98/60)
50L6GT RCA NOS 1940's (86/60)
50L6GT RCA used/good horizontal scratch on base 1970's (78/60)
50L6GT RCA Victor used/good 1950 (83/60)
50L6GT Westinghouse NOS 1940's (72/60)
5685=C6J=C6JA Cetron used (1 in stock)
5693 GE used/like new 1959 (2.9ma)
5933=807W Sylvania D getters like new 1960's (64.5ma)
5933=807W Sylvania double D getter NOS 1952 (60ma)
5933WA=807W Sylvania D getters like new 1969 (70.6ma)
5933WA=807W Sylvania NOS 1977 (65.4ma)
5AS4A GE branded Tungsol "D" getter halo 1960 era (63/40 and 68/40)
5U4GB GE ITT NOS 1960's "D" getter (60/40 and 62/40)
5Y3GT Sylvania used/good 1955 (46/40 and 51/40)
6350 Sylvania black plates "U" getter halo used/good 1956, faded printing (8.2/8.8ma)
6350 Sylvania black plates NOS, "U" getter halo 1956, faded printing (11.5/14.5ma)
6350 Sylvania made for IBM black plates "U" getter halo tests like new 1959, faded printing (11.8/12.2ma)
6350 Sylvania made for IBM black plates "U" getter halo used/good 1950's, faded printing (9.2/9.7ma)
