(!!!!!) (Best Single 1951) 6V6GT RCA black plate burgundy base like new 1951 (43.5ma) (Fender, Swart, Clark, Victoria, Ampeg, Silvertone amps)
(!!!) (Best Value Single) 12AX7 Triotron by Philips Canada NOS 1963 (1.3/1.5ma and Gm=1800/1900)(same sound as Holland)
(!!!) (Best Value Single) 5Y3GT Sylvania branded Westinghouse NOS 1955 (48/40 and 54/40)
(!!!) (Recommended Pair) 6J6A Sylvania NOS
(!!!) (Recommended Pair) JLRV-6J6WA GE Canada NOS 1960's (6.4/6.6ma and 6.6/6.5ma)
(!!!) (Recommended Pair) JLRV-6J6WA GE Canada NOS 1960's (7.3/6.6ma and 6.8/7.5ma)
(!!) (BEST PAIR) 6CS7 GE Canada black plates NOS 1964-1970 (20/11ma and 20.6/10ma)
(!!) (PAIR) 6AV6 Sylvania and Sylvania branded Executone NOS 1960's (1.0ma and 1.0ma)
(!!) (Pair) 6S4A GE NOS 1969-1970 (24.0ma and 25.5ma)
(!!) (Recommended Single 1961) JLRV-12AT7WA=6201 GE Canada gray plates triple mica "U" getter NOS 1961 (9/12ma)
(!!) 45 RCA Victor NOS in RCA box 1948 (39ma)
12SK7GT Rogers Canada used/tests like new 1950's slightly tilted glass (8.8ma)
407A Westinghouse Canada NOS 1960's
5Z4 Ken Rad NOS 1946 (53/40 and 53/40)
5Z4 Ken Rad NOS 1949 (53/40 and 53/40)
5Z4 Rogers Canada NOS 1959 (51/40 and 51/40)
6AV6 Sylvania Executone NOS 1960's (1.4ma)
6AV6 Teonex Canada NOS 1960's (1.0ma) (2 in stock)
6CS7 Raytheon by Toshiba Japan gray plates NOS 1970 era (21.5/10.2ma)
6S4A GE Canada NOS 1965 (27ma)