"Ralph 124C 41+" by Hugo Gernsback is an early science fiction novel, written as a twelve-part serial in "Modern Electrics" magazine beginning in April 1911. It was compiled into novel/book form in 1925. It is considered one of the most influential science fiction stories of all time. The title itself is a play on words, ( 1 2 4 C 4 1 + ) meaning "One to foresee for one another". Some successful predictions from this novel include television (and channel surfing), remote-control power transmission, the video phone, transcontinental air service, solar energy in practical use, sound movies, synthetic milk and foods, artificial cloth, voiceprinting, tape recorders, and spaceflight. It also contains ".the first accurate description of radar, complete with diagram." according to Arthur C. Clarke in his "non-genre" novel "Glide Path."

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