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 115
Fig. 1S3. —C:ross-si.xi iii.. Sand-drier at Connemaugh, Pa, Pennsylvania Railroad.—The sand-drier of the Pennsylvania Rail-road, in use at Connemaugh, Pa., published in Engineering, June 29, 1877, and in the book ThePennsylvania Railroad, by James Dredge, follows a system of drying sand with a…
Building · Railroads
Internet Archive · Gerstein Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.
