Public protection of maternity and infancy hearings before the Committee on Interstate and Foreign Commerce, of the House of Representatives, Sixty-seventh Congress, first session, on H.R. 2366, a bill for the public protection of maternity and infancy and providing a method of cooperation between the government of the United States and the several states. July 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 1921

"Public protection of maternity and infancy : hearings before the Committee on Interstate and Foreign Commerce of the House of Representatives, Sixty-seventh Congress, first session, on H.R. 2366, a bill for the public protection of maternity and infancy and providing a method of cooperation between the government of the United States and the several states. July 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 1921"
"Public protection of maternity and infancy hearings before the Committee on Interstate and Foreign Commerce, of the House of Representatives, Sixty-seventh Congress, first session, on H.R. 2366, a bill for the public protection of maternity and infancy and providing a method of cooperation between the government of the United States and the several states. July 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 1921"@en