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Heroes of the Telegraph [23]

By Root 3632 0
that the traffic would not pay. 'Well, gentlemen,' said Sibley, 'if you won't join hands with me in the thing, I'll go it alone.' He procured a subsidy from the Government, who realised the value of the line from a national point of view, the money was raised under the auspices of the Western Union, and the route by Omaha, Fort Laramie, and Salt Lake City to San Francisco was fixed upon. The work began on July 4, 1861, and though it was expected to occupy two years, it was completed in four months and eleven days. The traffic soon became lucrative, and the Indians, except in time of war, protected the line out of friendship for Mr. Sibley. A black-tailed buck, the gift of White Cloud, spent its last years in the park of his home at Rochester.

The success of the overland wire induced the Company to embark on a still greater scheme, the project of Mr. Perry MacDonough Collins, for a trunk line between America and Europe by way of British Columbia, Alaska, the Aleutian Islands, and Siberia. A line already existed between European Russia and Irkutsk, in Siberia, and it was to be extended to the mouth of the Amoor, where the American lines were to join it. Two cables, one across Behring Sea and another across the Bay of Anadyr, were to link the two continents.

The expedition started in the summer of 1865 with a fleet of about thirty vessels, carrying telegraph and other stores. In spite of severe hardships, a considerable part of the line had been erected when the successful completion of the trans-Atlantic cable, in 1866, caused the enterprise to be abandoned after an expenditure of 3,000,000 dollars. A trace cut for the line through the forests of British Columbia is still known as the 'telegraph trail.' In spite of this misfortune the Western Union Telegraph Company has continued to flourish. In 1883 its capital amounted to 80,000,000 dollars, and it now possesses a virtual monopoly of telegraphic communication in the United States.

Morse did not limit his connections to land telegraphy. In 1854, when Mr. Cyrus Field brought out the Atlantic Telegraph Company, to lay a cable between Europe and America, he became its electrician, and went to England for the purpose of consulting with the English engineers on the execution of the project. But his instrument was never used on the ocean lines, and, indeed, it was not adapted for them.

During this time Alfred Vail continued to improve the Morse apparatus, until it was past recognition. The porte-rule and type of the transmitter were discarded for a simple 'key' or rocking lever, worked up and down by the hand, so as to make and break the circuit. The clumsy framework of the receiver was reduced to a neat and portable size. The inking pen was replaced by a metal wheel or disc, smeared with ink, and rolling on the paper at every dot or dash. Vail, as we have seen, also invented the plan of embossing the message. But he did still more. When the recording instrument was introduced, it was found that the clerks persisted in 'reading' the signals by the clicking of the marking lever, and not from the paper. Threats of instant dismissal did not stop the practice when nobody was looking on. Morse, who regarded the record as the distinctive feature of his invention, was very hostile to the practice; but Nature was too many for him. The mode of interpreting by sound was the easier and more economical of the two; and Vail, with his mechanical instinct, adopted it. He produced an instrument in which there is no paper or marking device, and the message is simply sounded by the lever of the armature striking on its metal stops. At present the Morse recorder is rarely used in comparison with the 'sounder.'

The original telegraph of Morse, exhibited in 1837, has become an archaic form. Apart from the central idea of employing an electro-magnet to signal--an idea applied by Henry in 1832, when Morse had only thought of it--the development of the apparatus is mainly due to Vail. His working devices made it a success, and are in use to-day, while those of Morse
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