MLA

Gilman, Daniel C. (Daniel Coit), 1831-1908. Shaftesbury, Lord. Box 2, folder 126. 1854. https://collections.library.yale.edu/catalog/32522634.

APA, 6th edition

Gilman, Daniel C. (Daniel Coit), 1831-1908. (["Box 2, folder 126"])(1854)[Shaftesbury, Lord]. https://collections.library.yale.edu/catalog/32522634.