MLA

Vaill, Herman Landon, 1794-1870. 1827-1829. Box 1, folder 6 | reel 1U. 1821-1952. https://collections.library.yale.edu/catalog/10015021.

APA, 6th edition

Vaill, Herman Landon, 1794-1870. (["Box 1, folder 6 | reel 1U"])(1821-1952)[1827-1829]. https://collections.library.yale.edu/catalog/10015021.