MLA

Simpson, Randolph Linsly, 1927-1992. Alfred S. Campbell, Elizabeth, NJ Identification stamped recto. In ink, verso, "719. 4 Kings 7 up." Stereograph ivory card. Box 12, folder 592. 1896. https://collections.library.yale.edu/catalog/2057852.

APA, 6th edition

Simpson, Randolph Linsly, 1927-1992. (["Box 12, folder 592"])(1896)[Alfred S. Campbell, Elizabeth, NJ Identification stamped recto. In ink, verso, "719. 4 Kings 7 up." Stereograph ivory card]. https://collections.library.yale.edu/catalog/2057852.