12SQ7GT Sylvania used/like new 1940's (Gm=1000) (92/60)
$ 14.99
12SQ7GT Sylvania used/like new 1944-1945
Gm=1000
92/60 on B&K 700
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 (92/60) "Pin It")
12SQ7GT Sylvania used/like new 1944-1945
Gm=1000
92/60 on B&K 700