MLA
Co., G. E. A Painting of Two Women, One Who Is African American, in Dresses by a Fire, Inside. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 69. https://digital.library.emory.edu/purl/296wwpzgqz-cor.
APA, 6th edition
Co., G. E. A painting of two women, one who is African American, in dresses by a fire, inside (Box 69) [Postcards]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/296wwpzgqz-cor.
Chicago
Co., G. E. “A Painting of Two Women, One Who Is African American, in Dresses by a Fire, Inside.” Postcards. Robert Langmuir African American Photograph Collection, n.d. Box 69. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/296wwpzgqz-cor.