Cite

"The Story of John Deere"

MLA

Saarinen, Eero, 1910-1961. "The Story of John Deere". Box 376, folder 1049. undated. https://collections.library.yale.edu/catalog/10017871.

APA, 6th edition

Saarinen, Eero, 1910-1961. (["Box 376, folder 1049"])(undated)["The Story of John Deere"]. https://collections.library.yale.edu/catalog/10017871.