Cite

Untitled [Baseball: Batter, catcher, and umpire]

MLA

Steinberg, Saul, 1914-1999. Untitled [Baseball: Batter, catcher, and umpire]. Box 536 (Oversize), folder 7230. undated. https://collections.library.yale.edu/catalog/16855268.

APA, 6th edition

Steinberg, Saul, 1914-1999. (["Box 536 (Oversize), folder 7230"])(undated)[Untitled [Baseball: Batter, catcher, and umpire]]. https://collections.library.yale.edu/catalog/16855268.