Description
Item Description:At head of title: U.S. Department of Labor, James J. Davis, secretary. Children's Bureau, Grace Abbott, chief.
"The investigation was planned and carried on under the general supervision of Ellen Nathalie Matthews ... Ethel M. Springer was responsible for the immediate direction of the field work."--Letter of transmittal.
Physical Description:iv, 27 pages : illustrations, plate, tables ; 24 cm.