Simplified curve and switch work.
By: By W.F. Rench ... valuable and necessary information for the supervisor, roadmaster and foreman, and for college instruction.
Edition: [3rd ed.]
Publisher: Simmons-Boardman Publishing Company
Published: 1925
Place of publication: New York, N.Y; Cleveland, O. [etc.]
Language: eng
Number of pages: 212
Subjects: Railroads -- Curves and turnouts.; Railroads -- Switches.