Cite

The Rand-McNally new commercial atlas map of Iowa.

MLA

McNally, Rand, and Company. The Rand-McNally New Commercial Atlas Map of Iowa. Rand-McNally, 1915. https://collections.library.yale.edu/catalog/15814619.

APA, 6th edition

McNally, R., & C. (1915). The Rand-McNally new commercial atlas map of Iowa. [Maps]. Rand-McNally, https://collections.library.yale.edu/catalog/15814619.