MLA
Thornton, Hiram H. Receipt of $6 from Hiram H. Thornton. 1859. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 6, Folder 53. https://digital.library.emory.edu/purl/969866t27r-cor.
APA, 6th edition
Thornton, H. H. (1859). Receipt of $6 from Hiram H. Thornton (Box 6, Folder 53) [Receipts (financial records)]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/969866t27r-cor.
Chicago
Thornton, Hiram H. “Receipt of $6 from Hiram H. Thornton.” Receipts (financial records). Civil War Collection, 1859. Box 6, Folder 53. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/969866t27r-cor.