01044cam a22002171 4500 l 21000097 DLC 20260227111527.0 800111s1920 coua 000 0 eng c l 21000097 (OCoLC)5865574 Library, U.S. Dept. of Labor OCl DLC HV742.C6 S5 Slingerland, William H. (William Henry), 1854-1924. Child welfare work in Colorado; a study of public and private agencies and institutions and conditions of service, in the care of dependent, delinquent and defective children, by W. H. Slingerland, for the Extension division of the State university and the social workers and organizations of Colorado. [Denver, Eastwood printing co., 1920] vii, 174 p. incl. illus. 20 cm. University of Colorado bulletin. vol. xx, no. 10. Gen. ser. no. 161. University extension division. Extension series, no. 43 Child welfare Colorado. Juvenile courts Colorado. 35587 35587