375A Western Electric NOS 1956 (28ma)
375A Western Electric NOS 1963 glass slightly shifted over on top of base (26.6ma)
375A Western Electric NOS 1963 reboxed (29.8ma)
375A Western Electric NOS 1963 reboxed (55ma)
375A Western Electric NOS 1964 (32ma)
375A Western Electric NOS 1964 (44.2ma)
375A Western Electric NOS 1966 glass slightly tilted (29.2ma)
375A Western Electric NOS/70% 1964 (21ma)
388A Western Electric NOS 1940's (doorknob triode)
393A GE made for WE test like new 1940's (62/40)
393A GE made for WE tests like new 1940's, tilted top plate (62/40)
395A Western Electric NOS
399B Western Electric used/good 1950's (3 in stock)
401A Western Electric
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)
