MLA
Howell, R. H. Lithograph of the "First Flag of Independence Raised in the South by the Citizens of Savannah, Georgia, November 8th, 1860, Dedicated to the Morning News," Drawn by Henry Cleenewercke and Engraved by R. H. Howell. Stuart A. Rose Manuscript, Archives, and Rare Book Library, OP10, Folder 9. https://digital.library.emory.edu/purl/358bg79dtj-cor.
APA, 6th edition
Howell, R. H. Lithograph of the "First Flag of Independence Raised in the South by the Citizens of Savannah, Georgia, November 8th, 1860, dedicated to the Morning News," drawn by Henry Cleenewercke and engraved by R. H. Howell (OP10, Folder 9) [Lithographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/358bg79dtj-cor.
Chicago
Howell, R. H. “Lithograph of the ‘First Flag of Independence Raised in the South by the Citizens of Savannah, Georgia, November 8th, 1860, Dedicated to the Morning News," Drawn by Henry Cleenewercke and Engraved by R. H. Howell.” Lithographs. Civil War Collection, n.d. OP10, Folder 9. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/358bg79dtj-cor.