Cite

Pennsylvania Railroad : Great Trunk Line of the United States / Chas. E. Pugh, General Manager ; J.R. Wood, General Passenger Agent.

MLA

Allen, Lane, and Scott. Pennsylvania Railroad : Great Trunk Line of the United States / Chas. E. Pugh, General Manager ; J.R. Wood, General Passenger Agent. Allen, Lane & Scott, 1884. https://collections.library.yale.edu/catalog/15603771.

APA, 6th edition

Allen, L., & S. (1884). Pennsylvania Railroad : Great Trunk Line of the United States / Chas. E. Pugh, General Manager ; J.R. Wood, General Passenger Agent. [Maps]. Allen, Lane & Scott, https://collections.library.yale.edu/catalog/15603771.