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(!!) (Good Value) 6922 Amperex USA branded Beckman used/70% 1962 (9.2/8.6ma)
(!!) (Pair #3) 56 Sylvania black plate NOS 1940's branded Western Electronics 1940's one tube has slightly tilted glass (5.2ma and 5.5ma)
(!!) (Pair #4) 56 Sylvania black plate NOS 1940's branded Western Electronics 1940's one tube has slightly tilted glass and plate (5.4ma and 5.4ma)
(!!) (PAIR) 12AL5 RCA NOS 1973 (46-47/40 and 46-47/40)
(!!) (PAIR) 12JN6 GE NOS 1970 era (62ma and 60ma)
(!!) (Pair) 12X4 RCA black plates NOS 1970 (44-47/40 and 44-47/40)
(!!) (Pair) 37 Sylvania 1940 era used/good no printing (6.6ma and 6.5ma) (Same Gm) 1-2% matched
(!!) (PAIR) 5750=6BE6W Sylvania JAN NOS 1970's (1.5/1.5ma)
(!!) (PAIR) 5933 Sylvania NOS and used/good double "D" getters same build 1960's - 1972 (60ma and 55ma)
(!!) (Pair) 6146W GE JAN NOS 1987 (82ma and 84ma)
(!!) (PAIR) 6AV6 Sylvania and Sylvania branded Executone NOS 1960's (1.0ma and 1.0ma)
(!!) (Pair) 6AX4GTB Sylvania NOS and like new 1960's (56/40 and 53/40)
(!!) (Pair) 6BL7GTA Sylvania branded GE NOS 1968 (37.5/38.8ma and 41/35.6ma)
(!!) (PAIR) 6BQ6GTB=6CU6 Sylvania NOS 1960's (48.5ma and 48.6ma)
(!!) (PAIR) 6BQ6GTB=6CU6 Sylvania NOS 1960's (51ma and 52.5ma)
(!!) (PAIR) 6CB6A RCA NOS (8.2ma and 8.5ma)
(!!) (PAIR) 6CB6A RCA Tektronix Checked NOS (8.0ma and 8.3ma)
(!!) (PAIR) 6CL6 RCA NOS 1966-1967 (25.0ma and 26.6ma)
(!!) (PAIR) 6CL6 RCA NOS 1970's (28.5ma and 29ma)
(!!) (PAIR) 6CW4 GE NOS 1980-1981 (88/60 and 91/60)
