$ 38.88
(!!!!) (Single) 2C51=396A Western Electric D getter used/good 1954, pin #4 shorter (5.0ma/5.6ma)
$ 88.88
(!!!!) (Best Pair #2) 5670W GE NOS 1986 (9.4/11ma and 9.8/11.6ma) 1-5% matched (Highest Ma and Gm)
$ 48.88
$ 41.99

