(!!!!) (2nd Best Pair) 6L6G MULLARD UK NOS 1959 (67.2ma and 68.6ma)
(!!!!) (3rd Best Pair) 6L6G MULLARD UK NOS 1959 (74ma and 71.5ma)
(!!!!) (6th Best Pair) 6L6G MULLARD UK NOS 1959 (69.0ma and 66.5ma) (close Gm)
(!!!!) (Best Pair) 6L6G MULLARD UK NOS 1959 (66.5ma and 68.2ma) (Same Gm)
(!!!) (3rd Best Pair) 6L6G MULLARD UK NOS 1959 (73.5ma and 77ma)
(!!!) (Best Pair) 6L6G MULLARD UK BVA coated glass NOS 1955 (73ma and 74ma)
(!!!) (Best Value Black Plate single) 6L6GC RCA Conn black plate used/good 1962 (67ma) (Gm like new)
(!!) 6L6GAY Sylvania brown base NOS 1956 aged 48-hours (84.2ma)
(DISPLAY TUBE) 350B Western Electric used 1967 (display tube - defective)