MLA

Simpson, Randolph Linsly, 1927-1992. Studio unknown Interior view: decorated Christmas tree, gifts lie beneath; left, small table with stack of books; right, grinning black figurine seated on iron stand, grand father clock; framed pictures on walls. Stereograph, white card. Box 12, folder 547. 1902. https://collections.library.yale.edu/catalog/9999047.

APA, 6th edition

Simpson, Randolph Linsly, 1927-1992. (["Box 12, folder 547"])(1902)[Studio unknown Interior view: decorated Christmas tree, gifts lie beneath; left, small table with stack of books; right, grinning black figurine seated on iron stand, grand father clock; framed pictures on walls. Stereograph, white card]. https://collections.library.yale.edu/catalog/9999047.