| referencedIn | Shirley Hayes Papers, 1948-2001 (bulk 1952-1979) | New-York Historical Society | |
| referencedIn | Records of the Washington Square Association, Inc., Bulk, 1955-1965, 1908-1979 | New York University. Archives | |
| referencedIn | Wittenberg, Ruth. Papers, 1961-1972. | New-York Historical Society | |
| referencedIn | Washington Square Music Festival, Bulk, 1970-1989, 1953-2000 | New York University. Archives | |
| referencedIn | Washington Square Park (New York, N.Y.), Washington Square Area, and Campus Buildings Image Collection, 1850-1990 | New York University. Archives | |
| referencedIn | Ruth Wittenberg Papers, 1961-1972 | New York University. Archives | |
