MLA

Bellamy, Joseph, 1719-1790. 1741-1755. Box 1, folder 6 | reel 1DN. 1752-1785. https://collections.library.yale.edu/catalog/32527148.

APA, 6th edition

Bellamy, Joseph, 1719-1790. (["Box 1, folder 6 | reel 1DN"])(1752-1785)[1741-1755]. https://collections.library.yale.edu/catalog/32527148.