"Medusa": typescript, original, corrected, annotated, signed
MLA
Ficke, Arthur Davison, 1883-1945. "Medusa": typescript, original, corrected, annotated, signed. Box 42, folder 1310. 1938 Jan 4. https://collections.library.yale.edu/catalog/17419053.
APA, 6th edition
Ficke, Arthur Davison, 1883-1945. (["Box 42, folder 1310"])(1938 Jan 4)["Medusa": typescript, original, corrected, annotated, signed]. https://collections.library.yale.edu/catalog/17419053.