Cite

SF-255. Horse Herd Feeding. Mare with a Bell in the Foreground.

MLA

McClintock, Walter, 1870-1949. SF-255. Horse Herd Feeding. Mare with a Bell in the Foreground.. Box 146, folder 7695. undated. https://collections.library.yale.edu/catalog/10453840.

APA, 6th edition

McClintock, Walter, 1870-1949. (["Box 146, folder 7695"])(undated)[SF-255. Horse Herd Feeding. Mare with a Bell in the Foreground.]. https://collections.library.yale.edu/catalog/10453840.