Cite

"British Museum 1914," typescript carbon

MLA

Butts, Mary, 1890-1937. "British Museum 1914," typescript carbon. Box 5, folder 84. n.d.. https://collections.library.yale.edu/catalog/16586531.

APA, 6th edition

Butts, Mary, 1890-1937. (["Box 5, folder 84"])(n.d.)["British Museum 1914," typescript carbon]. https://collections.library.yale.edu/catalog/16586531.