Cite

Mendenhall, Walter C. "Yellowstone Kelly. Portage Bay Alaska"

MLA

Mendenhall, Walter C. "Yellowstone Kelly. Portage Bay Alaska". 1898. https://collections.library.yale.edu/catalog/16712409.

APA, 6th edition

Mendenhall, Walter C. "Yellowstone Kelly. Portage Bay Alaska". (1898). [Gelatin silver prints, Photographic prints]. https://collections.library.yale.edu/catalog/16712409.