MLA
Envelope for Receipt to William H. Scott, Sr. from John R. Francis, March 5, 1887. 1887. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 1, Folder 9. https://digital.library.emory.edu/purl/69673n5vvj-cor.
APA, 6th edition
Envelope for receipt to William H. Scott, Sr. from John R. Francis, March 5, 1887 (Box 1, Folder 9). (1887). [Receipts (financial records)]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/69673n5vvj-cor.
Chicago
“Envelope for Receipt to William H. Scott, Sr. from John R. Francis, March 5, 1887.” Receipts (financial records). William H. Scott Family Papers, 1848-1982, 1887. Box 1, Folder 9. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/69673n5vvj-cor.