MLA
Robinson, W. A. Two Light Haired Girls in Dresses, with the Taller One Holding onto a Chair. 1890. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 61. https://digital.library.emory.edu/purl/610wpzgmwn-cor.
APA, 6th edition
Robinson, W. A. (1890). Two light haired girls in dresses, with the taller one holding onto a chair (Box 61) [Card photographs (photographs)]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/610wpzgmwn-cor.
Chicago
Robinson, W. A. “Two Light Haired Girls in Dresses, with the Taller One Holding onto a Chair.” Card photographs (photographs). Robert Langmuir African American Photograph Collection, 1890. Box 61. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/610wpzgmwn-cor.