01149cam a22002771 4500 l 39000105 DLC 20260227111537.0 820626s1939 xx a 000 0 eng l 39000105 (OCoLC)14728857 DLC DNLM OCoLC DLC premarc RG563 .U65 1939 W1 UN6181 no.153 1939 United States. Children's Bureau. Standards of prenatal care; an outline for the use of physicians ... Washington, U.S. Govt. print. off., 1939. ii, 5 p. ill. Bureau publication no. 153 [rev. 1939] At head of title: United States Department of labor. Frances Perkins, secretary. Children's bureau. Katharine F. Lenroot, chief. "First published in 1925 ... The revision was made by Edwin Daily, M. D. ... with the assistance of the Bureau's advisory committee of obstetricians." - Letter of transmittal. Daily, Edwin Francis, 1904- Prenatal care United States. Children's Bureau. Publication ; no. 153. 36303 36303