The great railroad routes to the Pacific, and their connections : 1869 / [by Joseph Gorlinski, Draughtsman].
MLA
The Great Railroad Routes to the Pacific, and Their Connections : 1869 / [by Joseph Gorlinski, Draughtsman]. American Photo-Lithographic Co., 1869. https://collections.library.yale.edu/catalog/15603748.
APA, 6th edition
The great railroad routes to the Pacific, and their connections : 1869 / [by Joseph Gorlinski, Draughtsman]. (1869). [Maps]. American Photo-Lithographic Co., https://collections.library.yale.edu/catalog/15603748.