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(!!!) (BEST SINGLE) GL-800=VT-64 GE gray plate NOS 1948 (57ma and Gm=2500) (not a pair)
(!!!) (Best Value Pair) 47 RCA branded ARCTURUS NOS 1940's (33.2ma and 33ma)
(!!!) (Best Value Pair) 5Z3G RCA NOS 1957 in gold colored boxes slightly tilted glass (56-59/40 and 57-60/40)
(!!!) (Best Value Pair) 71A Sylvania branded Raytheon NOS 1947 (25.2ma and 29.2ma)
(!!!) (Best Value Single) 45 Tungsol used/strong 1940's no printing on base (31.5ma)
(!!!) (Best Value Single) VT-4-C=211 GE NOS 1942-1945 partially faded side getter (108.6ma)
(!!!) (Good Pair) 71A Sylvania branded Raytheon NOS 1940's (25.8ma and 26.2ma)
(!!!) (Recommended Pair) 12A National Union NOS 1950 era different shape top mica (8.5ma and 8.1ma)
(!!!) (Recommended Pair) 56 National Union rebranded Western Electronics NOS 1940's (4.9ma and 5.1ma)
(!!!) (Recommended Pair) 71A Sylvania and Sylvania branded Tungsol NOS 1947-1950 same build (30.2ma and 32.4ma) (Highest mA and Gm)
(!!!) (Recommended Pair) 76 Sylvania NOS - 1 tube branded National Union 1947 era same build (5.3ma and 5.6ma)
(!!!) (Recommended Single) 5Z3G RCA NOS 1954 (58/40 and 60/40)
(!!!) (Recommended Single) 5Z3G RCA NOS 1957 (58/40 and 60/40)
(!!!) (Recommended Single) 5Z3G RCA NOS 1957 (60/40 and 62/40)
(!!!) (Recommended Single) 5Z3G RCA NOS 1957 (60/40 and 63/40)
(!!!) (Recommended Single) 5Z3G RCA NOS 1971 (56/40 and 58/40)
(!!!) (Recommended) 814=VT-154 GE ceramic base like new 1940's (105ma)
(!!!) (Single) 403A Western Electric NOS "D" getter 1957 (5.7ma)
(!!!) (SINGLE) 6B4G Philco by Sylvania engraved base springs hold up filaments NOS 1930's (91ma) (rare)
(!!!) (Slightly microphonic Single) 6SL7GT Ken Rad NOS 1945 era (2.6/2.3ma)