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The History of the Telephone (Our Changing World--the Timeline Library (Series).)
The History of the Telephone - Our Changing World--the Timeline Library Series Author:Barbara A. Somervill From Alexander Graham Bell's earliest model to modern-day cell phones, telephones are one of our most important modes of communication. Learn about the initial attempts to transmit the human voice over wire, and discover how far telephones have progressed within the past few centuries.