00967cam a22002771 4500 med47000368 DLC 20260227111559.0 790215s1946 dcua b 001 0 eng med47000368 (OCoLC)4657005 DLC NIC NIC OCoLC DLC premarc RA447.D6 R3 614.09753 Ratigan, Marion M., 1901- A sociological survey of disease in four alleys in the national capital, by Marion Ratigan. Washington, D.C., Catholic University of America Press, 1946. xiii, 206 p. form, tables 23 cm. Catholic University of America. Studies in sociology, v. 21 Thesis (Ph. D.)--Catholic University of America, 1946. Bibliography: p. 181-196. Public health Washington (D.C.) Health surveys. Washington (D.C.) Social conditions. 38050 38050