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(!!!!) (Recommended Single) 6550C Svetlana Russian low hours/like new 1999 (149ma)
(!!!!) (Single) 10 Sylvania "engraved base" 1930's NOS (29ma)
(!!!!) (Single) 6550 Tungsol branded Sylvania smooth gray plate used/goo 1960 era (116ma)
(!!!!) (SINGLE) 6973 RCA branded GE gray plate NOS 1974 (40ma)
(!!!!) (Single) 6L6G Ken Rad branded GE black plate coated glass NOS 1949 (65ma)
(!!!!) (Single) 6L6G MULLARD UK NOS 1955 (65.6ma)
(!!!!) (Single) 6L6G MULLARD UK NOS 1955 a few vertical scrapes on base (64.6ma)
(!!!!) (Single) 6L6G RCA branded Philco black plate NOS 1940's (61ma)
(!!!!) (Single) 6L6G Sylvania black plate coated glass NOS 1940's (71ma)
(!!!!) (Single) 6L6G Sylvania black plate coated glass NOS 1951 (64ma)
(!!!!) (Single) 6L6G Sylvania black plate coated glass NOS 1951 (78.8ma)
(!!!!) (Single) 6L6GC=6n3CE Russian NOS 1990 coin/wafer base (75.6ma)
(!!!!) (Single) 6V6GT Sylvania coated glass NOS 1956 (34.2ma)
(!!!!) (SINGLE) EL34 Mullard XF2 branded Bugle Boy double halo "O" used/good 1965 some heat stains on plate (70ma)
(!!!!) (Single) ER-245 Eveready Raytheon Balloon box plate used/good 1932 (31ma) (nice condition)
(!!!!) (sold out) 429A Western Electric NOS 1978 (47-50/20)
(!!!!) 6336A Tungsol branded Heintz and Kaufman 1960's (62/76ma) ***
(!!!) (1 PAIR) 6V6 GE metal can NOS 1976 (38.8ma and 39.2ma) 1-3% matched
(!!!) (Best GE Pair) 7027A GE NOS 1970's - 1980 (65ma and 67ma)
(!!!) (Best Overall Pair) 12DQ6B Philco by Sylvania NOS 1960's (81ma and 82ma) 1-3% matched