Cite

Valley of Mariposa

MLA

Watkins, Carleton E., 1829-1916. Valley of Mariposa. Folder 21. [ca. 1860-1861]. https://collections.library.yale.edu/catalog/2017954.

APA, 6th edition

Watkins, Carleton E., 1829-1916. (["Folder 21"])([ca. 1860-1861])[Valley of Mariposa]. https://collections.library.yale.edu/catalog/2017954.