Map of the Burlington and South Western Railway : and connections / prepared at Gaylord Watson's map establishment, 16 Beckman St., N.Y.
MLA
Watson, Gaylord. Map of the Burlington and South Western Railway : and Connections / Prepared at Gaylord Watson's Map Establishment, 16 Beckman St., N.Y. Gaylord Watson?, 1871. https://collections.library.yale.edu/catalog/15813016.
APA, 6th edition
Watson, G. (1871). Map of the Burlington and South Western Railway : and connections / prepared at Gaylord Watson's map establishment, 16 Beckman St., N.Y. [Maps, Maps--Middle West--1871]. Gaylord Watson?, https://collections.library.yale.edu/catalog/15813016.