MLA

Simpson, Randolph Linsly, 1927-1992. J. P. Ball, 30 West 4th Street, [Cincinnati, OH] Full length portrait of Sam Kuhn; white man with beard, standing, hat in hand, beside chair. Carte de visite. Box 11, folder 416. circa 1865. https://collections.library.yale.edu/catalog/2003995.

APA, 6th edition

Simpson, Randolph Linsly, 1927-1992. (["Box 11, folder 416"])(circa 1865)[J. P. Ball, 30 West 4th Street, [Cincinnati, OH] Full length portrait of Sam Kuhn; white man with beard, standing, hat in hand, beside chair. Carte de visite]. https://collections.library.yale.edu/catalog/2003995.