Cite

Collected papers

MLA

Backus, Isaac, 1724-1806. Collected papers. box 9, folder 27. 1772 June. https://collections.library.yale.edu/catalog/33578642.

APA, 6th edition

Backus, Isaac, 1724-1806. (["box 9, folder 27"])(1772 June)[Collected papers]. https://collections.library.yale.edu/catalog/33578642.