MLA

Edwards, Jonathan, 1703-1758. ALS. Box 22, folder 1276. 1750 Nov 5. https://collections.library.yale.edu/catalog/10900904.

APA, 6th edition

Edwards, Jonathan, 1703-1758. (["Box 22, folder 1276"])(1750 Nov 5)[ALS]. https://collections.library.yale.edu/catalog/10900904.