Cite

New Mexico and Arizona / [Ormando Willis Gray].

MLA

Gray, Ormando Willis. New Mexico and Arizona / [Ormando Willis Gray]. Stedman, Brown & Lyon?, 1874. https://collections.library.yale.edu/catalog/15818548.

APA, 6th edition

Gray, O. W. (1874). New Mexico and Arizona / [Ormando Willis Gray]. [Maps]. Stedman, Brown & Lyon?, https://collections.library.yale.edu/catalog/15818548.