Cite

Sectional map of western Oregon.

MLA

McNally, Rand, and Company. Sectional Map of Western Oregon. Rand, McNally and Co., 0AD. https://collections.library.yale.edu/catalog/15821577.

APA, 6th edition

McNally, R., & C. (0 C.E.). Sectional map of western Oregon. [Maps]. Rand, McNally and Co., https://collections.library.yale.edu/catalog/15821577.