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(!!!) 12DW7=7247 CBS ribbed plates NOS 1960 (0.9ma/11.4ma)
(!!!!) (Best Value Pair) 6U8A GE NOS 1965-1968 (12/7ma and 12/7.4ma)
(!!) 12AU7A RCA CANADA NOS "D" getter halo 1950's tip is chipped (10.0/10.4ma)
(!) 12AT7WA Raytheon NOS black plates - triple mica - O getter halo 1960's mis-matched triode sections (7/12ma)
(!!!) (Best Single) 5814A GE "5 STAR" with "O" getter halo 1971 (12.0/11.6ma) (Same Gm) 1-2% section balance
(!!) EC92 Siemens Halske NOS rebranded Philips Miniwatt 1968 "O" getter halo (6.8ma)
(!!!) (Single) EC92=6AB4 Siemens Halske Germany branded Mullard 1964 (8.4ma) (mic)
6EJ7 GE NOS (7.3ma)
(!!) (Best Single) EC92=6AB4 Siemens Halske Germany NOS 1971 (10.2ma)
(!!) EF184 Siemens Halske branded Zenith Germany NOS 1969 (9.4ma)
(!!) 12AU7WA=6189 Sylvania NOS 1960's (8.8/9.0ma)
EF85 Philips Miniwatt Holland NOS "D" getter 1961 (3 in stock)
6189W GE JAN NOS 1981 (8.4/9.0ma)
(!!) 12AU7A RCA clear top used/good 1960's (7.4/8.6ma)
6EJ7 RCA East Germany NOS 1970's (13.5ma)
6EJ7 Zaerix East German NOS 1970's (12ma) strong single
(!) (Single) E86C=EC86 Siemens Germany gold pins NOS 1964 (10.4ma)
(!!!!) (Best Pair #4) E80CC=6085 Philips Holland branded RTC NOS 1971-1972 (5.6/7.0ma and 5.8/7.3ma)
(!!!) (Best Pair) EC92=6AB4 Siemens Halske Germany branded Mullard NOS 1964 (10.2ma and 10.6ma)
7189A GE NOS 1984 (59.5ma)