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3S4 Philco and Raytheon NOS same build 1940's - 1951 (1 Pair)
3S4 RCA branded CBS NOS 1961 (98/60)
3S4 RCA NOS 1951 (100/60)
4-125A=4D21 Eimac used sold as-is good filament
4-125A=GL-4D21 GE NOS original box 1960 sold as-is
4-250A=5D22 RCA 1962 used original box sold as-is 1962 (good filament)
40 NOS
40 RCA NOS (2 in stock)
407A LM Ericsson Sweden like new 1960's (41/26 and 42/26)
407A LM Ericsson Sweden used/good 1960's
407A Sylvania branded RCA gold pins used/good 1971
407A Sylvania branded RCA NOS 1977
407A Sylvania gold pins used/good 1960's
407A Western Electric like new 1968 in white box (54/26 and 64/26)
407A Western Electric NOS 1974 (32/26 and 34/26)
407A Western Electric used/good 1959 (32/26 and 34/26)
407A Western Electric used/good 1962 (35/26 and 42/26)
407A Westinghouse Canada NOS 1960's
415A Western Electric NOS 1960 (1 in stock)
415A Western Electric NOS 1970-1981 (25 in stock) (similar to 6AS6)
