S. Gernsback's Radio Encyclopedia 2nd Edition Signed 1931

Leather covered Gernsback's Radio Encyclopedia, second edition, 1931, signed by author Sidney Gernsback on title page. Cover is in poor condition with wear and missing bits, pages are yellowed/worn, and previous owner's name is embossed on front cover; please see pictures. Gorgeous classic book of radio history, with a rare signature from one of the best-known names in radio expertise.

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