VISION BY RADIO. RADIO PHOTOGRAPHS. RADIO PHOTOGRAMS

Washington, Jenkins Laboratories, 1925. FIRST Edition 8vo., 143 pp., portrait frontis, photo-illustrations and diagrams. A near fine copy in gilt-titled blue grained cloth. Jenkins, 1867-1934, was an American inventor who acquired between three and four hundred patents related to automobiles, radio, television, photography and other subjects. In 1893, he invented a motion-picture projector having an intermittent movement (patented 1895); machine for perforating film for use in a projector based on square cut perforations instead of curved; he is credited with being one of the principal inventors of television, and the Phantoscope. He was a founder and the first president of the Society of Motion Picture Engineers. Washington, D.C.: Jenkins Laboratories, 1925 first edition, octavo, portrait, 140 pp., plates, original cloth, presentation inscription from the author on front free endpaper, some shelf wear and cover soiling, binding slightly cocked, else a good, clean copy. Jenkins (1867-1934) was a physicist and inventor, he was issued some 400 patents, both foreign and domestic, in the various fields of automobiles, radio, film and televison. He invented a projecting machine for motion picture theaters, and was the founder and first president of the Society of Motion Picture Engineers. Jenkins interest in the work of Nipkow led to his pioneering work in the transmission of photographs through telephone lines and to his patents on inventions in radio-photography, television, radio-movies, etc. Jenkins is credited with being one of the inventors of television and in this work presents the history and principles behind the process. See Who Was Who in America, vol. 1, p. 631. Washington D.C.: Jenkins Laboratories 1925