Cite

13. Edwards, Abigail. Letter to Mrs. Mary Edwards at Northampton.

MLA

Edwards, Jonathan, 1703-1758. 13. Edwards, Abigail. Letter to Mrs. Mary Edwards at Northampton.. Box 2, folder 44. Undated. https://collections.library.yale.edu/catalog/33304730.

APA, 6th edition

Edwards, Jonathan, 1703-1758. (["Box 2, folder 44"])(Undated)[13. Edwards, Abigail. Letter to Mrs. Mary Edwards at Northampton.]. https://collections.library.yale.edu/catalog/33304730.