Cite

"Succinct Memoirs of the Family of Beckford with Genealogical Tables"

MLA

Beckford, William, 1760-1844. "Succinct Memoirs of the Family of Beckford with Genealogical Tables". Box 9, folder 191. n.d.. https://collections.library.yale.edu/catalog/2037121.

APA, 6th edition

Beckford, William, 1760-1844. (["Box 9, folder 191"])(n.d.)["Succinct Memoirs of the Family of Beckford with Genealogical Tables"]. https://collections.library.yale.edu/catalog/2037121.