Buildings and structures of American railroads. A reference book for railroad managers, superintendents, master mechanics, engineers, architects, and students (1893)
Berg, Walter Gilman, 1858-1908 · New York Wiley · leaf 79
dry signal and road supplies. Steps inside the towerlead to the upper floor or the signal-room, in which the operator or signalman is stationed, sur-rounded by the necessary signaling and telegraphic apparatus. The general design of this tower isvery ornamental and attractive, while the details are…
Building · Railroads
Internet Archive · Gerstein Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.
