Cite

Untitled [Letter R in desert]

MLA

Steinberg, Saul, 1914-1999. Untitled [Letter R in desert]. Box 337, folder 4684. circa 1965. https://collections.library.yale.edu/catalog/16856909.

APA, 6th edition

Steinberg, Saul, 1914-1999. (["Box 337, folder 4684"])(circa 1965)[Untitled [Letter R in desert]]. https://collections.library.yale.edu/catalog/16856909.