Cite

Notebook 69: [Rock Drill, 2]

MLA

Pound, Ezra, 1885-1972. Notebook 69: [Rock Drill, 2]. Box 118, folder 4937. [1946?]. https://collections.library.yale.edu/catalog/17122812.

APA, 6th edition

Pound, Ezra, 1885-1972. (["Box 118, folder 4937"])([1946?])[Notebook 69: [Rock Drill, 2]]. https://collections.library.yale.edu/catalog/17122812.