Cite

SF-254. Horse Herd Feeding. Mare with a Bell in the Foreground.

MLA

McClintock, Walter, 1870-1949. SF-254. Horse Herd Feeding. Mare with a Bell in the Foreground.. Box 146, folder 7694. undated. https://collections.library.yale.edu/catalog/10453839.

APA, 6th edition

McClintock, Walter, 1870-1949. (["Box 146, folder 7694"])(undated)[SF-254. Horse Herd Feeding. Mare with a Bell in the Foreground.]. https://collections.library.yale.edu/catalog/10453839.