MLA

Edwards, Jonathan, 1703-1758. Baldwin, Ebenezer. Box 26, folder 1413. 1774 Jan 5. https://collections.library.yale.edu/catalog/10956664.

APA, 6th edition

Edwards, Jonathan, 1703-1758. (["Box 26, folder 1413"])(1774 Jan 5)[Baldwin, Ebenezer]. https://collections.library.yale.edu/catalog/10956664.