Bureau publication / Department of Commerce and Labor, Children's Bureau.
Washington : U.S. G.P.O., 1912-
Some issues have title: Children's Bureau publication.
Separately cataloged in LC: no. 1-471, copy 1 and 2; all copies after no. 472.
Some issues published in rev. ed.
Index to publications by number, title, author, and subject issued separately.
Children -- United States.
Child welfare -- United States.
Maternal and infant welfare -- United States.
United States. Children's Bureau.
Philadelphia Area Center for History of Science
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