Cite

Rand, McNally & Co.'s Colorado.

MLA

McNally, Rand, and Company. Rand, McNally & Co.'s Colorado. The Co., 1891. https://collections.library.yale.edu/catalog/15818416.

APA, 6th edition

McNally, R., & C. (1891). Rand, McNally & Co.'s Colorado. [Maps]. The Co., https://collections.library.yale.edu/catalog/15818416.