Cite

[Three drawings], pencil and crayon on paper

MLA

Stieglitz, Alfred, 1864-1946. [Three drawings], pencil and crayon on paper. Box 161, folder 2928. 1913, n.d.. https://collections.library.yale.edu/catalog/2003804.

APA, 6th edition

Stieglitz, Alfred, 1864-1946. (["Box 161, folder 2928"])(1913, n.d.)[[Three drawings], pencil and crayon on paper]. https://collections.library.yale.edu/catalog/2003804.