Cite

ALS to John Smith, Jr.; Edinburgh

MLA

Wilson, John, 1785-1854. ALS to John Smith, Jr.; Edinburgh. Box 1, folder 7. 1812 Feb 18. https://collections.library.yale.edu/catalog/2066831.

APA, 6th edition

Wilson, John, 1785-1854. (["Box 1, folder 7"])(1812 Feb 18)[ALS to John Smith, Jr.; Edinburgh]. https://collections.library.yale.edu/catalog/2066831.