(!) (SINGLE) 7F7=VT-189 Sylvania rebranded GE round black plates used/strong 1940's (2.2/2.3ma)
(!) (SINGLE) 841=VT-51 Hytron NOS 1940's (5.2ma Gm=1200)
(!) (USED PAIR 1950's) 6BA6 RCA black plates used/test like new 1950's (10.6ma and 10.8ma)
(!) (~ Best AZ50 Pair ~) AZ50 Miniwatt Dario France NOS 1954 (rare pair)
(!) (~ Best Value Single ~) 6DJ8 EI YUGO NOS 1977 (13.2/13.6ma)
(!) (~ Recommended Pair ~) 6HQ5 Sylvania branded Raytheon NOS 1970 era same build (13.2/14.6ma)
(!) (~ Recommended Pair ~) 6HQ5 Sylvania NOS 1970 era same build (12.5/13ma)
(!) 0B2=108C1 Valvo Germany like new in white boxes 1960 era (neon gas)
(!) 0C3 RCA used/test like new 1951 (1 pair)
(!) 0C3=VR-105 GE tests like new 1969 argon
(!) 108C1=0B2 Siemens made in France 1970 (argon gas)
(!) 12AT7 East Germany branded "M" Mühlhausen NOS 1970's (8.4/9.0ma)
(!) 12HG7=12GN7A GE USA NOS (52ma and 56ma)
(!) 12HG7=12GN7A GE USA NOS (62ma and 66ma)
(!) 12HG7=12GN7A GE USA NOS (71ma and 68ma)
(!) 17BF11 GE NOS 1983 (78-80/60) (CAYIN)
(!) 1L6 Sylvania NOS 1956 (112/60)
(!) 1L6 Sylvania NOS 1957 smeared printing (20/16)
(!) 203A Sylvania brass base tests like new 1930's
(!) 30 Cunningham NOS 1940's original box (2.7ma)