Philosophy of railroads
Edition: 4th ed. rev. 
Publisher: Printed by; John Lovell
Published: 1853
Place of publication: Montreal
Language: eng
Number of pages: 47
Subjects: Railroads
Notes: Published by order of the directors of the St. Lawrence and Ottawa Grand Junction Railway Company, by Thos. C. Keefer, C.E.  Another copy has imprint: 1850.  Call number: F880.W7.