Cite

A Portfolio of Etchings, limited edition of 12 etchings in a cloth box

MLA

Oenslager, Donald, 1902-1975. A Portfolio of Etchings, limited edition of 12 etchings in a cloth box. Box 10, folder 268. 1907. https://collections.library.yale.edu/catalog/2034674.

APA, 6th edition

Oenslager, Donald, 1902-1975. (["Box 10, folder 268"])(1907)[A Portfolio of Etchings, limited edition of 12 etchings in a cloth box]. https://collections.library.yale.edu/catalog/2034674.