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5R4GYB RCA brown base NOS 1970's part of glass melted into bottom mica (50/40 and 53/40)
5R4GYB RCA brown base NOS 1970's part of glass melted into bottom mica (50/40 and 53/40)
$ 9.99
5R4GYB RCA brown base NOS 1970's part of glass melted into bottom mica in white box
50/40
53/40)
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