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Tubes Asylum: Tube Book Finds by paul cbc Questions about tubes and gear that glows. FAQ |
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70.210.146.7
Was lucky today and came across (and into) the following books:
I recognize the "RCA Receiving Tube Manual" title. How about the others?
Happy 4th,
Paul
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Topic - Tube Book Finds - paul cbc 17:40:33 07/3/16 ( 0)