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Verlag: The Vestal Press Ltd. 2008,, 2008
Anbieter: Harteveld Rare Books Ltd., Fribourg, Schweiz
in-4to, 282 p. richly illustrated, color illustrated paperback / softcover. This book revisits the era of the simple crystal radio set, when a "cat's whisker", piece of galena and a coil of wire were all that was needed to tune in a radio signal. It contains hundreds of photos and magazine ads identifying thousands of crystal radios and detectors made in the U.S. from 1920 to 1950. Company histories are given for the Wireless Speciality Apparatus Company and RCA.Please notify before visiting to see a book. Prices are excl. VAT/TVA (only Switzerland) & postage.