Dodge, Mary Mapes, 1830-1905 · [New York : Scribner & Co.] · leaf 882
be made to vary an electriccurrent so as to reproduce sound? Thus,with the insight of true genius, did Bell graspthe idea of a musical telegraph. Why should THE STORY OF THE TELEPHONE 599 it not be possible to send as many messagesover a single wire as there are notes on apiano? This was the big… … ALEXANDER GRAHAM BELL, INVENTOR OF THE TELEPHOXE in a school for deaf-mutes that had just beenestablished in that city. His work met withvery great success, and he was soon appointedto a professorship in Boston University. Alittle later he established a school of his own,and absorbed in…
Children's literature
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