MLA
Union Patriotic Envelopes Dealing with Secession - "Washwoman Davis - 'Lor' Bless My Soul, How These Blacks Are Flying! They'Ll Dirty All My Clothes.'". 1861. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 21, Folder 8. https://digital.library.emory.edu/purl/97634tmqjx-cor.
APA, 6th edition
Union patriotic envelopes dealing with secession - "Washwoman Davis - 'Lor' bless my soul, how these blacks are flying! they'll dirty all my clothes.'" (Box 21, Folder 8). (1861). [Envelopes]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/97634tmqjx-cor.
Chicago
“Union Patriotic Envelopes Dealing with Secession - ‘Washwoman Davis - 'Lor' Bless My Soul, How These Blacks Are Flying! They'Ll Dirty All My Clothes.'".” Envelopes. Civil War Collection, 1861. Box 21, Folder 8. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/97634tmqjx-cor.