AUXILLARY OR DISTANT SIGNAL
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Description
Identifier: ourironroads00will Title: https://www.flickr.com/photos/internetarchivebookimages/tags/bookidourironroads00will">Our iron roads: their history, construction and administration Year: https://www.flickr.com/photos/internetarchivebookimages/tags/bookyear1883">1883 (https://www.flickr.com/photos/internetarchivebookimages/tags/bookdecade1880">1880s) Authors: https://www.flickr.com/photos/internetarchivebookimages/tags/bookauthorWilliams__Frederick_Smeeton__1829_1886">Williams, Frederick Smeeton, 1829-1886 Subjects: https://www.flickr.com/photos/internetarchivebookimages/tags/booksubjectRailroads____History">Railroads -- History https://www.flickr.com/photos/internetarchivebookimages/tags/booksubjectRailroads____Great_Britain">Railroads -- Great Britain Publisher: https://www.flickr.com/photos/internetarchivebookimages/tags/bookpublisherLondon___Bemrose___sons">London : Bemrose & sons Contributing Library: https://www.flickr.com/photos/internetarchivebookimages/tags/bookcontributorUniversity_of_California_Libraries">University of California Libraries Digitizing Sponsor: https://www.flickr.com/photos/internetarchivebookimages/tags/booksponsorMSN">MSN View Book Page: https://archive.org/stream/ourironroads00will/ourironroads00will#page/n295/mode/1up" rel="noreferrer nofollow">Book Viewer About This Book: https://archive.org/details/ourironroads00will" rel="noreferrer nofollow">Catalog Entry View All Images: https://www.flickr.com/photos/internetarchivebookimages/tags/bookidourironroads00will">All Images From Book Click here to https://archive.org/stream/ourironroads00will/ourironroads00will#page/n295/mode/1up" rel="noreferrer nofollow">view book online to see this illustration in context in a browseable online version of this book. Text Appearing Before Image: e in thickweather ; for, as they were placed several hundred yardsfrom the station, the drivers of engines could obey themwhen it would be impossible to see the station signals with distinctness. They were con-structed with only the greenor caution, and the allright signals : the former in-timating that the red signalwas turned on at the station.In the engraving of the homesignal, the reader may observethe lever by which the auxiliarysignal was worked. Where junction lines unite,or lines cross one another atthe same level, a more com-plete system of signalling hadto be adopted. A junction ordouble-signal station had twomasts, near the tops of whichwere arms and lamps. Whenthe arm, which is painted red,and is always on the left of theengine-driver, is at right anglesto the mast, it signifies danger ;if it be at an angle of forty-five degrees, caution must be observed ; and if the arm be par-allel with the post, it is all right. These arrangements still in part exist, but they have been Text Appearing After Image: AIXII.IAkY Ok DISTANT SIGNAL. SIGNALS. 277 enormously and scientifically developed. In former times astation-master, or porter, put signals at safety or danger, as thecase might be, while some one else worked the points. Or itmight be that the pointsman ran from his point to the signallever, or back again. Or it might be, and too often it was thecase, that the signals were v< . properly worked at all ; thepointsman, perhaps, was fully ccupied in pulling the one lever,and could not get at the other; or the signalman might vainly Note About Images Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work. -
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Internet Archive Book Images -
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Link: https://www.flickr.com/photos/126377022@N07/14737318686/
Resource type: Image
Added by: Simon Cotterill
Last modified: 3 years, 11 months ago
Viewed: 294 times
Picture Taken: 1883-01-01T00:00:00 -
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