United States. Children's Bureau. Standards of Legal Protection for Children Born Out of Wedlock : A Report of Regional Conferences Held Under the Auspices of the U.S. Children's Bureau and the Inter-City Conference on Illegitimacy, Chicago, Ill., February 9-10, 1920, New York, N.Y., February 16-17, 1920, Conference Series No. 3, Bureau Publication No. 77 , Washington, D.C: Government Printing Office, 1921, https://fraser.stlouisfed.org/title/8364, accessed on July 12, 2026.