Cite

SF-2. Weasel on a Log. Photographed by Norman McClintock.

MLA

McClintock, Walter, 1870-1949. SF-2. Weasel on a Log. Photographed by Norman McClintock.. Box 145, folder 7444. undated. https://collections.library.yale.edu/catalog/10453588.

APA, 6th edition

McClintock, Walter, 1870-1949. (["Box 145, folder 7444"])(undated)[SF-2. Weasel on a Log. Photographed by Norman McClintock.]. https://collections.library.yale.edu/catalog/10453588.