Cite

Collected papers

MLA

Backus, Isaac, 1724-1806. Collected papers. Box 6, folder 41. 1721. https://collections.library.yale.edu/catalog/33560846.

APA, 6th edition

Backus, Isaac, 1724-1806. (["Box 6, folder 41"])(1721)[Collected papers]. https://collections.library.yale.edu/catalog/33560846.