Journal, 1777-1796 (photocopy from microfilm)
MLA
Schieffelin, Jacob, 1793-1880. Journal, 1777-1796 (photocopy from microfilm). Box 1, folder 6. n.d.. https://collections.library.yale.edu/catalog/16706047.
APA, 6th edition
Schieffelin, Jacob, 1793-1880. (["Box 1, folder 6"])(n.d.)[Journal, 1777-1796 (photocopy from microfilm)]. https://collections.library.yale.edu/catalog/16706047.