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(!!!!) (Good Value Pair) 6SN7GTB GE used/good 1956-1957 (7.6/6.8ma and 6.6/7.3ma) (same Gm)
(!!!) 6SN7GTB Tungsol brown base "U" getter used/good 1950's (7.0/8.2ma)
(!!!!!) (BEST VALUE PAIR #3) 6SN7GTB GE coin-base NOS 1979 same date codes (8.4/8.2ma and 7.4/7.4ma) (Schiit Freya, Rogue)
(!!!) (Good Value Single) 6SN7GT Tungsol parallel gray plates NOS 1953 double large "O" mica - vertical crack in base (9.8/8.2ma) (rare)
(!!) (Single) 6SN7GTB Raytheon black plates NOS 1960 era (6.2/7.6ma)
(!!) (Single) 6SN7GTB Raytheon black plates short bottle NOS 1950's (8/7ma) (High Gm)
(!!) 6SN7GTA Crosley Sylvania "chrome top" used/good 1954 (6.8ma/7.4ma)
(!!!) (Best Single #3) 6SN7GTB Sylvania NOS 1960 era (8.6ma and 7.6ma)
(!!) (Best Single #2) 6SN7GTB Sylvania branded GM DELCO chrome top NOS 1957 (8.0ma/7.6ma) (High Gm)
(!!) (Best CBS Single) 6SN7GTB CBS black plates side-getter NOS, the same shape as Sylvania 6SN7GTB 1959 (8.0/8.2ma)
(!!) (Single) 6SN7GTB RCA NOS 1958 tilted glass (8.8/9.2ma) (Gm the same)
(!!!!) (Best Single) 6SN7GTB RCA branded GE NOS 1970 (9.0/9.2ma)
(!!!!) (Best Single #3) 6SN7GTB RCA branded Wards Super Airline NOS 1959 (9.0/9.2ma)
(!!!!) (Best Single #2) 6SN7GTB RCA NOS 1961 (9.6/10ma) (same Gm)
(!!!!) (Best Single #4) 6SN7GTB RCA NOS 1964 (9.2/8.0ma)
(!!!!) (Single) 6SN7GT RCA NOS 1954 (7.8/7.6ma)
(!!!!) (Best Value Single) 6SN7GTB RCA NOS 1964 (8.4/7.2ma)
(!!!!!) (Best Single #2) 6SN7GTB Tungsol TALL bottle NOS "O" getter 1960 era (7.6/7.6ma)
