Ink on negative edge: "18620 W. A. Sullivan B & W 8 X 10". No manufacturer's mark on film edge. #93 on original envelope.
Scurlock Studio Records, ca. 1905-1994, Archives Center, National Museum of American History
Smithsonian Institution, National Museum of American History : Archives Center. P.O. Box 37012, Suite 1100, MRC 601, Constitution Ave., between 12th and 14th Sts., N.W., Washington, D.C. 20013-7012. Call 202-633-3270 for appointment. Fax: 202-786-2453