MLA

Marinetti, F. T., 1876-1944. “State-of-Mind Pictures: Italian "Futurist" Paintings.” The Illustrated London News, 17 Feb. 1912. With 9 illustrations. [904-1]. box 12, slide 44. 1912. https://collections.library.yale.edu/catalog/10649746.

APA, 6th edition

Marinetti, F. T., 1876-1944. (["box 12, slide 44"])(1912)[“State-of-Mind Pictures: Italian "Futurist" Paintings.” The Illustrated London News, 17 Feb. 1912. With 9 illustrations. [904-1]]. https://collections.library.yale.edu/catalog/10649746.