Cite

"First Designs for Condensing Lights" (7326)

MLA

Beinecke, Edwin J. (Edwin John), 1886-1970. "First Designs for Condensing Lights" (7326). Box 56, folder 1201. undated. https://collections.library.yale.edu/catalog/16609922.

APA, 6th edition

Beinecke, Edwin J. (Edwin John), 1886-1970. (["Box 56, folder 1201"])(undated)["First Designs for Condensing Lights" (7326)]. https://collections.library.yale.edu/catalog/16609922.