(!) 6EU7 RCA NOS 1970 era (51/32 and 52/32)
(!) 6J7GT Hytron used/strong 1940's (2.6ma)
(!) 6SL7GT RCA burgundy base NOS 1951 (1.7/1.8ma)
(!) (Good Single) 6SN7GTB Westinghouse USA gray plates "O" getter halo NOS 1961 (8.0/9.4ma)
(!) 7308 Philips SQ Holland NOS 1965 faded printing in white box (13.4/19.4ma)
(!) (Good Single) 7N7 Sylvania branded GE NOS 1961-1962 (7.5/8.3ma)
(!) (SINGLE) 7N7 Sylvania TALL BOTTLE branded Hytron parallel black plates chrome top NOS 1952 - small chip/blemish at top of tube (7.6/7.8ma)
(!) CV5358=6DJ8 Mullard UK used/good 1968 (14.6/17ma)
(!) E80CF Valvo Germany rebranded Philips Miniwatt SQ "PINCHED WAIST" NOS 1961 (6BL8 substitute)
(!) E80CF Valvo Germany rebranded Philips Miniwatt SQ "PINCHED WAIST" NOS 1962 (6BL8 substitute)
(!!) (Recommended Single) E81CC=12AT7 Siemens Germany double mica NOS 1975 (11.6/13.6ma) (strong Ma and Gm)
(!) ECC189=6ES8 Amperex Bugle Boy Holland NOS 1967 (20.2/23ma)
(!) ECF82=6U8 Telefunken <> bottom used/good 1967 (13.4ma triode and 6ma pentode)
(!) (Best Value Single) ECL82 EI Yugo branded RSD Germany in RSD box NOS 1974 (1.7/33ma)
(!) (SINGLE) ECL82 Philips Miniwatt Holland NOS 1960 (0.8ma and 37ma)
(!!) (Best Value Single) JAN-CRP-5687 Raytheon black plates used/very good around 1960 (33.5/37.6ma)
(!) JG-12AT7WA=6201 GE black plates triple mica "U" getter used/strong 1955 (10ma/15ma)
(!) JG-12AT7WA=6201 GE NOS gray plates 1963-1964 (7ma/7.2ma)
(!) JHS-6186=6AG5WA Sylvania NOS 1965 (9.7ma)
(!) JTL-12AU7 Tungsol narrow plates "D" getter NOS 1955 bottom mica is tilted (10.4/10.6ma)
