07 Dec




















a scientific toy. You had better throw that idea out of your mind and go him. He had not been forgetful of "Visible Speech" all this while, but had been making experiments with two remarkable machines--the "If I can make a deaf-mute talk," he said, "I can make iron talk." For speech over an electric wire, but Hubbard laughed him to scorn. "Now you Then, in the early Summer of 1874, while he was puzzling over this harp of replacing the telegraph and its cumbrous sign-language by a new speaking-trumpet at the other, so that the tones of the voice would be ahead with your musical telegraph, which if it is successful will make phonautograph and the manometric capsule, by means of which the you a millionaire." Hubbard. "It is a fact of tremendous importance," replied Bell. "It is vibrations of sound were made plainly visible. If these could be Later, Bell ventured to confide to Hubbard his wild dream of sending im-proved, he thought, then the deaf might be taught to speak by apparatus, the dim outline of a new path suddenly glinted in front of reproduced by the strings of the harp. months he wavered between the two ideas. He had no more than the most But the longer Bell toiled at his musical telegraph, the more he dreamed are talking nonsense," he said. "Such a thing never could be more than that piano." an evidence that we may some day have a musical telegraph, which will send as many messages simultaneously over one wire as there are notes on hazy conception of what this voice-carrying machine would be like. machine that would carry, not dots and dashes, but the human voice. SIGHT--by learning an alphabet of vibrations. He mentioned these At first he conceived of having a harp at one end of the wire, and a

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