(!!!!!) (Best Overall Single) 6SC7GTY Tungsol NOS black round plates NOS 1950 era - small chip out of base (2.1ma and 2.2ma)
(!!!!) (Best Pair) 1L6 Sylvania NOS 1950 same date codes (20/16 and 19/16)
(!!!!) (BEST PAIR) 6SQ7 RCA NOS 1953 (1.1ma and 1.2ma)
(!!!) (Best Pair 1944) JAN-CHS-6X5GT Sylvania 1944 NOS (53/40 and 54/40 x 2 tubes)
(!!!) (Best Pair) 6SL7GT RCA NOS black plates gray coated glass 1959-1960 (2.2/2.3ma and 2.2/2.3ma)
(!!!) (BEST PAIR) 7AF7 Sylvania NOS gray round plates NOS 1950-1958 (8.5/8.7ma and 9.2/9.2ma) 1-5% matched (same Gm)
(!!!) (Recommended Single) 5881 Tungsol rebranded Sylvania 1960 era (77.5ma)
(!!) (Good Value Single) JAN-CG-6SN7GT GE NOS 1953 (9.6/8.5ma)
(!!) (single) 6SL7GT RCA NOS black plates gray coated glass 1959 (2.0/1.7ma)
(!!) (slightly microphonic pair) JAN-6SL7GT=VT-229 RCA NOS and like new 1940's (2.5/2.4ma and 2.4/2.6ma) 1-3% matched
(!!) (slightly microphonic) 6SL7GT RCA NOS 1950 (2.2/2.3ma) 1-2% section balance
(!!) 6BL7GTA GE NOS "D" getter 1958 (43ma/53ma)
(!!) 6K6GT Channel Master Japan 1960's (50ma)
(!!) 6K6GT Sylvania NOS 1970 era (42.5ma)
(!) (slightly microphonic) JAN-CRC-6SL7GT RCA NOS black plates 1951 tilted glass (2.0/2.2ma)
(!) (~ Best AZ50 Pair ~) AZ50 Miniwatt Dario France NOS 1954 (rare pair)
(!) 6SL7GT RCA burgundy base NOS 1951 (1.7/1.8ma)
(!) 802 GE NOS 1950 (1 in stock)
12SN7GT RCA branded CHIEF NOS 1963 (8/9.2ma)
1DP1 National Union CRT NOS original box (sold out)