When crediting Independence National Historical Park, list “National Park Service”; the full park name; collection title; the catalog/accession, box/drawer, folder, and image/drawing numbers; and credit the creator of the item (e.g., photographer, draftsman, author) if known.

Examples:

National Park Service. Independence National Historical Park Archives. Historic Resource Study Collection, 1939-2004, Accession #3962, Box 27, Independence Mall, Hannah B. Roach, 1962.

National Park Service, Independence National Historical Park Archives. Interpretation and Visitor Services Division. Technical Services Photograph Collection, 1982-1992. Catalog #57404, Box 11, Page 1, Tom Davies.

National Park Service, Independence National Historical Park Archives. Independence Square Utilities Rehabilitation Project Records, 1995-1999. Accession #3126, Drawer 57, Folder 11, Drawing #391/25,035B, sheet 301.