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12AZ7 GE black plates "D" getter halo NOS 1955 (11ma/7.5ma)
12AZ7A GE Zenith gray plates NOS "U" getter halo 1960 (15ma/9.6ma)
(!!!) (Best Pair) 12AZ7A Toshiba branded Raytheon Japan gray plates NOS 1960's (11.3/12.3ma and 11.4/11.8ma)
12AZ7A RCA branded Zenith black plates "D" getter NOS 1966 (8.0/8.8ma)
(!) (Pair) 12B4A RCA NOS 1966-1974 (31.5ma and 36.5ma)
(PAIR) 12B4A Sylvania NOS 1960's - 1970's (33ma and 36.5ma)
12B8GT used/good (sold out)
12BA6 Brimar BVA England used/good 1960's (9.2ma)
12BA7 NOS (20 in stock)
12BD6 Raytheon NOS (6 in stock)
12BD6 RCA NOS (3 in stock)
12BE6 Westinghouse NOS 1959 (1.4ma)
12BE6 RCA used/very good (50/36)
12BF6 US Brands NOS (3 in stock)
(!!) 12BH7A RCA used/good/75% 1967 (7/6ma)
12BL6 US Brands NOS (4 in stock)
12BV7=12BY7A Tungsol NOS 1960 era (35ma)
12BY7A RCA used/good 1960's (21ma)
(!) (BEST PAIR) 12D4 RCA black plate NOS 1960's (52/40 and 52/40)
12DB5 US Brands NOS (6 in stock)