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(!!!!) (Best Pair) 1L6 Sylvania NOS 1950 same date codes (20/16 and 19/16)
(!!!!) (Best Pair) 6FQ7 GE NOS 1960's (7.5/8.0ma and 7.0/7.2ma) (Close Gm) 1-5% matched
(!!!!) (Best Pair) 6FQ7 Zenith by GE NOS 1977 (7.2/8.0ma and 7.0/7.8ma)
(!!!!) (Recommended GE Pair) 6FQ7 Zenith by GE NOS 1977 1-3% matched (7.0/7.6m and 6.8/7.5ma)
(!!!!) (Recommended Pair) 6FQ7 Zenith by GE NOS 1977 (6.5/10.6ma and 6.7/9.2ma)
(!!!) (Best Pair #1) 6BL7GTA Sylvania black plates NOS 1960's (44.5/40.5ma and 40.5/42.2ma)
(!!!) (Best Pair #2) 6BL7GTA Sylvania black plates NOS 1960's (39.2/36ma and 37.5/38.6ma)
(!!!) (Best Pair #3) 6BL7GTA Sylvania black plates triple mica NOS 1960 era (32.8/34ma and 34.5/35.6ma) (close Gm matching)
(!!!) (Best Pair) 6BL7GTA Sylvania branded RCA triple mica "D" getter 1959-1960 (44.5/40.6ma and 41.5/42.0ma) (Close Gm)
(!!!) (BEST VALUE) 1L6 Sylvania branded RCA NOS 1962 (90/60)
(!!!) 12BH7A RCA branded Zenith NOS 1970 era (10/13.2ma)
(!!!) 1L6 RCA NOS (113/60)
(!!!) 1L6 RCA NOS (114/60)
(!!!) 1L6 Sylvania branded GE NOS 1973 original box (115/60)
(!!) (Best Overall Pair) 5Y4G Sylvania NOS 1951 (57-52/40 and 56-52/40) (rare)
(!!) (BEST PAIR) 5Y4GA RCA NOS 1969 same date codes (52-56/40 and 52-57/40)
(!!) (BEST PAIR) 5Y4GA Sylvania NOS 1960's same date codes (54-59/40 and 53-58/40)
(!!) (Best Single) 12BY7A Tungsol NOS 1960 era (29.5ma)
(!!) (Best Single) 6JS6C Lindal Japan NOS 1970's (129ma)
(!!) (Best Single) 6JS6C Westinghouse Japan NOS 1970's (121ma)
