(!!) (PAIR) 5933 Sylvania NOS and used/good double “”D”” getters same build 1960”s – 1972 (60ma and 55ma)

1 Pair) 5933 Sylvania double “”D”” getters same build

1 tube) 60ma Gm=5100 (GB-5933 Sylvania Gold Brand used/good 1960”s)

1 tube) 55ma Gm=5100 (5933) NOS 1972 green printing