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Scientific American, Vol. 38, No. 26 (June 1878) (1878)
leaf 3
s are first sent, and from which the requisite orders best stood the test of time thus far, is the automatic system are immediately issued to the stations in the vicinity of the the weathercock, one hundred and fifty feet from the ground fire. By the different stations being thus upon the spire of… … while the center of the wall, for a thickness viously made known. The arrangement is of about a- foot, Was entirely uninjured. such that when the operator takes up his po- Pig. 3.—INSTRUMENT FOR TRANSMITTING ALARMS. © 1878 SCIENTIFIC AMERICAN, INCPatents · Machinery · Boiler · Iron · Machine · Scientific American · Apparatus · Patent office · Lifting power · Fire brigade · Sand blast · Feed water · Safety steam · Sewing machine · American supplement · Steam power
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