St Nicholas [serial] . l confine ourselves to the electricalmethod. There were various methods of electric signal-ing used to a limited extent up to the time of thewonderful invention of Morse and the practicalworking of his system. A good deal of creditwas due to Joseph Henry, who, as the inventorof the practical electromagnet, made the inven-tion of Professor Morse possible and practical. The Morse system, which in one form or an-other has been in use from the time it wasoriginally devised down to the present day, was igio.] NATURE AND SCIENCE FOR YOUNG FOLKS 463 invented about 1837, and in
St Nicholas [serial] . l confine ourselves to the electricalmethod. There were various methods of electric signal-ing used to a limited extent up to the time of thewonderful invention of Morse and the practicalworking of his system. A good deal of creditwas due to Joseph Henry, who, as the inventorof the practical electromagnet, made the inven-tion of Professor Morse possible and practical. The Morse system, which in one form or an-other has been in use from the time it wasoriginally devised down to the present day, was igio.] NATURE AND SCIENCE FOR YOUNG FOLKS 463 invented about 1837, and in its earlier form con-sisted of a key, relay, and register, the messagebeing recorded in dots and dashes, denting apaper tape as it passed the register—the readingby sound not coming into general use until about1855 to i860, after which the sounder was usedin place of the register. From the time when reading by sound insteadof by register tape was adopted generally, untilthe present day, there has been very little im-. F1G. 4. AN OPERATOR RUNNING THE PERFORATED PAPERSTRIP THROUGH THE TELEPOST TRANSMITTER ANDSENDING THE WORDS AT THE RATE OF ONE THOUSANDA MINUTE. worker in the field of telegraphy, Mr. PatrickB. Delany. A new telegraph company, the Telepost, abouta year ago introduced this Delany rapid system,by which from 1000 to 2000 words per minuteare being transmitted over one wire every daycommercially, with perfect ease and accuracy.
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Keywords: ., bookcentury1800, bookdecade1870, bookidstnicholasserial371dodg
