Cite

Pope-Hennessy, James, letters to [Photocopies]

MLA

Lees-Milne, James, 1908-1997. Pope-Hennessy, James, letters to [Photocopies]. Box 23, folder 949. 1937-63. https://collections.library.yale.edu/catalog/16561317.

APA, 6th edition

Lees-Milne, James, 1908-1997. (["Box 23, folder 949"])(1937-63)[Pope-Hennessy, James, letters to [Photocopies]]. https://collections.library.yale.edu/catalog/16561317.