Simplified curve and switch work ...
Subtitle: A collection of valuable points for the supervisor and foreman and for college instruction.
By: By W.F. Rench.
Edition: [2nd ed.]
Series: Railway man's library.
Publisher: Railway Educational Press, Inc.
Published: 1921
Place of publication: [Chicago, Ill
Language: eng
Number of pages: 206
Subjects: Railroads -- Curves and turnouts.; Railroads -- Switches.