(!!!!) (2nd Best Pair) 6L6G RCA black plate coated glass NOS 1950-1955 era, 1 tube branded CBS (66ma and 68ma) (same Gm)
(!!!!) (Best Overall Pair) 6L6G=VT-115A RCA black plate coated glass NOS mid-1940's (81ma and 82.8ma) (rare) (same Gm)
(!!!!) (Matched Quad) 6L6G MULLARD UK NOS 1955-1959 (67, 67, 67, 70ma)
(!!!) (4th Best Pair) 6L6G MULLARD UK NOS 1955 (68ma and 70.4ma)
(!!!) (Best Pair) 6L6G MULLARD UK NOS 1959 (67.2ma and 68.6ma)
(!!!) (Best Pair) 6L6G MULLARD UK NOS 1959 (70.5ma and 70.5ma) 1-2% matched
(!!!) (Best Value Black Plate single) 6L6GC RCA Conn black plate used/good 1962 (67ma) (Gm like new)
(!!!) (Recommended Pair) 6L6G MULLARD UK NOS 1959 (67.2ma and 65.4ma)
(!!) 6L6GAY Sylvania brown base NOS 1956 aged 48-hours (73ma)
(!!) 6L6GAY Sylvania brown base NOS 1956 aged 48-hours (84.2ma)
(!) (SINGLE) 6L6G Raytheon NOS 1948 (72ma)
(!) (single) JAN-6L6G=VT-115A RCA coated glass 1945 used/tests like new (75.6ma)
6L6G Haltron UK used/good 1960's (72ma)
6L6G Hitachi Japan NOS rebranded Perma-Test NOS 1962 (73ma)
6L6G Ken Rad coated glass used/75% 1940's (50ma)
6L6G Sylvania branded Silvertone clear glass used/strong 1947 (66ma)
6L6G Sylvania branded Silvertone coated glass used/good 1947 (56ma)
6L6GA National Union used/good/80% 1940's (56.4ma)
6L6GA Sylvania SESCO used/good 1950 in white box (56.5ma)
6L6GA Sylvania used/good 1951 (58.2ma)