MLA

Simpson, Randolph Linsly, 1927-1992. Wendt, Boonton, NJ "P.G. Lanvery's Band and Vaudeville Co., Season 1901...." Seven men and women in tuxedos and dresses, band on platform directly behind. Early 20th century photograph, mounted,4-1/4 x 6-1/2. Box 19, folder 883. 1901. https://collections.library.yale.edu/catalog/2042506.

APA, 6th edition

Simpson, Randolph Linsly, 1927-1992. (["Box 19, folder 883"])(1901)[Wendt, Boonton, NJ "P.G. Lanvery's Band and Vaudeville Co., Season 1901...." Seven men and women in tuxedos and dresses, band on platform directly behind. Early 20th century photograph, mounted,4-1/4 x 6-1/2]. https://collections.library.yale.edu/catalog/2042506.