Month: March 2023

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Vol. 1, No. 1

March 19, 2023March 19, 2024Magazines, Volume 1by Libby

On the Cover The overall assembly drawing for a 36 tube, from RCA Standardizing notice 3-1-236, May 30, 1931 In this issue

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Vol. 1, No. 2

March 16, 2023March 19, 2024Magazines, Volume 1by Libby

On the Cover A variety of ’30’s-vintage tube ans carton labels from RCA In this issue

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Catalogs, Brochures & Lists

March 5, 2023March 19, 2024Tube Infoby Libby

Find all the old catalongs, brochures and lists previously housed on tubecollectors.org here on this page. Transmitting and receiving tube documents, along with price lists, advertising brochures and much more.