Cite

Untitled [Brown spiral-bound "The Spiral" sketchbook]

MLA

Steinberg, Saul, 1914-1999. Untitled [Brown spiral-bound "The Spiral" sketchbook]. Box 86, folder 1929. 1943 July -1943 September. https://collections.library.yale.edu/catalog/2016856.

APA, 6th edition

Steinberg, Saul, 1914-1999. (["Box 86, folder 1929"])(1943 July -1943 September)[Untitled [Brown spiral-bound "The Spiral" sketchbook]]. https://collections.library.yale.edu/catalog/2016856.