Cite

Map showing the line of the Atchison, Topeka & Santa Fe Railroad : its branches and connections / prepared at Colton's geographical establishment.

MLA

G. W., et al. Map Showing the Line of the Atchison, Topeka & Santa Fe Railroad : Its Branches and Connections / Prepared at Colton's Geographical Establishment. G.W. & C.B. Colton, 0AD. https://collections.library.yale.edu/catalog/15813012.

APA, 6th edition

G. W., Colton, C. B., & C. (0 C.E.). Map showing the line of the Atchison, Topeka & Santa Fe Railroad : its branches and connections / prepared at Colton's geographical establishment. [Maps]. G.W. & C.B. Colton, https://collections.library.yale.edu/catalog/15813012.