(!!!!!) (Good Value Pair) 6350 Sylvania black plates NOS 1950's "D=SQUARE" getter rebranded United (8.8/9.2ma and 9/10.2ma)
(!!!) (BEST PAIR) 6350 Sylvania black plates "D" getter NOS 1950's (11/11ma and 12.0/10.8ma) (close Gm matching)
(!!!) (BEST PAIR) 6350 Sylvania black plates "D" getter NOS 1950's (12.6/12ma and 11.8/12ma) (close Gm matching)
(!!!) (Recommended Single) GB-6350 Sylvania Gold Brand black plates NOS 1962 square "D" getter (10.2/10.8ma)
