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 453
Fig. 663.—Details of Movable End of Arch. … Fig. 664.—Details of Fixed End of Arch.
Building · Railroads
Internet Archive · Gerstein Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.