The Story of the Telegraph in IndiaE. & F. N. Spon, 1866 - 86 sider |
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Side 1
... wire , twenty - one miles in length , in the vicinity of Calcutta . The wire was suspended upon bamboo poles , and on the completion of the experiments , which were eminently successful , it was taken down and the results published . At ...
... wire , twenty - one miles in length , in the vicinity of Calcutta . The wire was suspended upon bamboo poles , and on the completion of the experiments , which were eminently successful , it was taken down and the results published . At ...
Side 1
... wire , twenty - one miles in length , in the vicinity of Calcutta . The wire was suspended upon bamboo poles , and on the completion of the experiments , which were eminently successful , it was taken down and the results published . At ...
... wire , twenty - one miles in length , in the vicinity of Calcutta . The wire was suspended upon bamboo poles , and on the completion of the experiments , which were eminently successful , it was taken down and the results published . At ...
Side 2
... wire were despatched experimentally to India . * One of these was vulcanised , the other not . The object was to ascertain if wire , so protected , would withstand the ravages of the white ants , the great enemies to underground ...
... wire were despatched experimentally to India . * One of these was vulcanised , the other not . The object was to ascertain if wire , so protected , would withstand the ravages of the white ants , the great enemies to underground ...
Side 3
... wire used consisted of pieces of iron rod in . dia- meter , 13 ft . 6 in . long , welded together , and weighing 17 ... wire insulated with wax and tape . 2. An iron wire rope . 3. A gutta - percha covered copper wire unde- fended . 4 ...
... wire used consisted of pieces of iron rod in . dia- meter , 13 ft . 6 in . long , welded together , and weighing 17 ... wire insulated with wax and tape . 2. An iron wire rope . 3. A gutta - percha covered copper wire unde- fended . 4 ...
Side 4
... wire ( No. 1 , B. W. G. ) and other materials in proportion . These materials were manufactured and despatched to India with the utmost alacrity , and on the 24th of March , 1854 , a temporary flying line of telegraph was opened between ...
... wire ( No. 1 , B. W. G. ) and other materials in proportion . These materials were manufactured and despatched to India with the utmost alacrity , and on the 24th of March , 1854 , a temporary flying line of telegraph was opened between ...
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adopted Agra Allahabad automatic transmission Benares Bengal Bombay bracket BUCKLERSBURY Calcutta clamped cloth commercial communication construction Court of Directors despatched Director-General East India Company electric electric telegraph England English engravings erected establishment experience experimental line F. N. SPON Government lines Government of India Government telegraph Governor-General Governor-General of India graph gutta-percha Honourable the East improvement Indian Railway Company Indian telegraph Institute Civil Engineers insu insulation interruption invention Iron Kurrachee late Honourable letter lines of telegraph London long single lines Madras cloth Malwa Mechanical ment mercantile messages miles monopoly months Morse's instruments mutinies overground pany Patna Peshawar placed plates practical proposed question railway telegraphs rains Raneegunge Report result royal 8vo screw sent sewed signallers station tele telegrams Telegraph Department telegraph in India throughout India tion Treatise twenty words unnecessary vernment Vide paragraph William Brooke O'Shaughnessy words per minute Zerah Colburn دو