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Communications (Library of Science & Technology)
Communications - Library of Science & Technology Author:Rhys Lewis This series is designed to give children an insight into the world of science and technology. Each book explores and explains the latest scientific knowledge and is illustrated with explanatory diagrams. Focusing on both personal and mass-media communication, this book looks at the great advances of the last 200 years, including the telegraph, t... more »he telephone, radio and television, and discusses current technology such as telex, facsimile, teletext, closed-circuit television, disc recording, compact discs, tape and video recording, printing and photography.« less