Cite

Blackmur, R. P. (Richard P.)

MLA

Williams, William Carlos, 1883-1963. Blackmur, R. P. (Richard P.). Box 2, folder 62. 1940 November. https://collections.library.yale.edu/catalog/17049452.

APA, 6th edition

Williams, William Carlos, 1883-1963. (["Box 2, folder 62"])(1940 November)[Blackmur, R. P. (Richard P.)]. https://collections.library.yale.edu/catalog/17049452.