MLA
Rogers, J., et al. Engraving of Union Rear Admiral David Dixon Porter’s Bombardment of the Artillery Batteries and Fortifications at Grand Gulf, Mississippi, April 29, 1863 during the Vicksburg Campaign. Stuart A. Rose Manuscript, Archives, and Rare Book Library, OP9, Folder 27. https://digital.library.emory.edu/purl/740ksn0440-cor.
APA, 6th edition
Rogers, J., Nast, T., & Del, T. Engraving of Union Rear Admiral David Dixon Porter’s bombardment of the artillery batteries and fortifications at Grand Gulf, Mississippi, April 29, 1863 during the Vicksburg Campaign (OP9, Folder 27) [Engravings (prints)]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/740ksn0440-cor.
Chicago
Rogers, J., Thomas Nast, and Thomas Del. “Engraving of Union Rear Admiral David Dixon Porter’s Bombardment of the Artillery Batteries and Fortifications at Grand Gulf, Mississippi, April 29, 1863 during the Vicksburg Campaign.” Engravings (prints). Civil War Collection, n.d. OP9, Folder 27. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/740ksn0440-cor.