(!!!!!) (Best Overall Single) 6SC7GTY Tungsol NOS black round plates NOS 1950 era - small chip out of base (2.1ma and 2.2ma)
(!!!!!) (Best Pair) 6V6GT Sylvania green leaf coated glass NOS 1940's in white boxes 1-2% matched (38.8ma and 39.6ma) (Same Gm)
(!!!!!) (Best Sylvania Pair) 6V6GT Sylvania green leaf coated glass NOS 1940's in white boxes (41ma and 44ma) (Same Gm)
(!!!!) (Best Overall Pair) 6L6G=VT-115A RCA black plate coated glass NOS mid-1940's (81ma and 82.8ma) (rare) (same Gm)
(!!!!) (Best Pair) GB-6005 Sylvania Gold Brand Gold Pins NOS coated glass 1960's (47ma and 48ma) (best sound)
(!!!!) (Best Value Pair) 6V6GT Sylvania green leaf coated glass low hours/like new 1940's in white boxes (44.6ma and 45ma)
(!!!!) (Best Value Pair) 6V6GT Sylvania green leaf coated glass NOS/80% 1940's in white boxes (32.5ma and 33ma)
(!!!!) (Best Value Single) 6V6G Haltron UK coated glass NOS 1940's (48.5ma)
(!!!!) (Recommended Pair) 6V6GT Sylvania green leaf coated glass NOS 1940's in white boxes (35ma and 37ma)
(!!!!) (Recommended Pair) CV1067=6J5G GEC (M-O Valve) UK coated glass NOS 1950's (7.2ma and 7.2ma) 1-2% matched
(!!!!) (Recommended Pair) CV1067=6J5G GEC (M-O Valve) UK coated glass NOS 1950's (8.0ma and 8.0ma) 1% matched
(!!!!) (Recommended Pair) CV1067=6J5G GEC (M-O Valve) UK coated glass NOS 1950's (9.9ma and 10.4ma)
(!!!!) (Recommended RCA Single) 6V6G RCA branded Haltron coated glass NOS 1940's (42ma)
(!!!!) (Recommended RCA Single) JAN-CRC-6V6GT RCA black plate coated glass like new 1940's (49ma)
(!!!!) (Recommended Single) 6V6G Sylvania branded Haltron coated glass NOS 1940's (50ma)
(!!!) (Best Single 1949) 6SN7GT RCA black plates coated glass NOS 1949 (9.4/9.8ma)
(!!!) (Best Sylvania Pair) 6B4G Sylvania NOS 1940's same build (92ma and 95ma)
(!!!) (Recommended Single) JHS-6005 Sylvania NOS coated glass 1966 (46.5ma)
(!!!) (Single) KT66 Osram UK brown base used/good 1950's rattle inside base (67ma)
(!!) (2nd Best Pair) 6K6GT RCA NOS coated glass 1949 (38ma and 40ma)