Cite

Landsdowne, William Petty, 1st M. of (L 850)

MLA

Boswell, James, 1740-1795. Landsdowne, William Petty, 1st M. of (L 850). Box 5, folder 159. 1791. https://collections.library.yale.edu/catalog/2038579.

APA, 6th edition

Boswell, James, 1740-1795. (["Box 5, folder 159"])(1791)[Landsdowne, William Petty, 1st M. of (L 850)]. https://collections.library.yale.edu/catalog/2038579.