General articles
MLA
Stieglitz, Alfred, 1864-1946. General articles. Box 235, folder 4136. n.d.. https://collections.library.yale.edu/catalog/32190517.
APA, 6th edition
Stieglitz, Alfred, 1864-1946. (["Box 235, folder 4136"])(n.d.)[General articles]. https://collections.library.yale.edu/catalog/32190517.