1. Lannon, Thomas G. Lillian D. Wald Papers 1889-1957. PDF. New York City: The New York Public Library Humanities and Social Sciences Library Mancripts and Archives Division, 1889-1957. Source.
  2. "Wald, Lillian." National Women's Hall of Fame. Accessed April 24, 2019. source.
  3. "NAACP: 100 Years of History." NAACP: 100 Years of History | NAACP. August 12, 2010. Accessed April 24, 2019. https://web.archive.org/web/20100812021721/http://www.naacp.org/pages/naacp-history. source.
  4. Chapter 1. Accessed April 26, 2019. https://web.archive.org/web/20080701225929/http://www.womenshealth.gov/TimeCapsule/century/chapter1.htm. source.
  5. UNITED STATES DEPARTMENT OF THE INTERIOR NATIONAL PARK SERVIC. NATIONAL REGISTER OF HISTORIC PLACES INVENTORY - NOMINATION FORM. PDF. New York City: UNITED STATES DEPARTMENT OF THE INTERIOR NATIONAL PARK SERVIC. source.