6CG7 Sylvania gray plates NOS "U" getter 1958 with chrome electrostatic shield between plates (6.8ma/8.8ma)
6CL8A Sylvania NOS (15 in stock)
6CL8A Sylvania NOS (2 for $6)
6CS7 Raytheon by Toshiba Japan gray plates NOS 1970 era (21.5/10.2ma)
6CY5 NOS (40 in stock)
6D6 Sylvania NOS 1940's
6D6 Sylvania NOS small 1/8" glass chip inside tube at bottom
6D6 Sylvania sealed NOS 1940's (5 in stock)
6DE7 GE NOS 1960's (6.5/36ma)
6DE7 RCA NOS 1960's (4.5/34ma)
6DE7 RCA NOS 1966 (5.2/40ma)
6DE7 Sylvania NOS 1960's (5.3/27ma)
6DJ8 GE NOS 1976 (25/27.8ma)
6DJ8 GE NOS 1980 (13.5/14.2ma)
6DJ8 Sylvania NOS 1960's (12/16ma)
6DQ6B Sylvania branded RCA NOS (54ma)
6DR7 GE black plates NOS 1963 (1.5ma/57ma)
6DR7 GE branded Philco black plates NOS 1969 (2.0ma/38ma)
6EA7 GE NOS 1965 (2.4ma/57.5ma)
6EM7 GE Amperex NOS 1970's (2.4ma/34ma)