MLA
Wilson, Mrs. E. V. His Mothers' Songs, by Mrs. E. V. Wilson. 1848. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 2, Folder 43. https://digital.library.emory.edu/purl/334fn2z4mj-cor.
APA, 6th edition
Wilson, M. E. V. (1848). His Mothers' Songs, by Mrs. E. V. Wilson (Box 2, Folder 43) [Clippings (information artifacts)]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/334fn2z4mj-cor.
Chicago
Wilson, Mrs. E. V. “His Mothers' Songs, by Mrs. E. V. Wilson.” Clippings (information artifacts). William H. Scott Family Papers, 1848-1982, 1848. Box 2, Folder 43. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/334fn2z4mj-cor.