A study of the pollution and natural purification of the Ohio River.
Contributors: Purdy, W. C.; Crohurst, H. R. 1884-; Streeter, Harold W. 1884-; Phelps, Earle Bernard, 1876-; United States. Public Health Service.
Series: Public health bulletin -- no. 131, 143, 146, 204
Publisher: G.P.O.
Published: 1923
Place of publication: Washington, D.C
Language: eng
Subjects: Water -- Pollution -- Ohio.; Ohio River.
Notes: At head of title: United States Public Health Service.
Table of contents: value: I. The Plankton and related organisms /  by W.C. Purdy; value: II. Report on surveys and laboratory studies; value: III. Factors concerned in the phenomena of oxidation and reaeration / by H.W. Streeter and Earle B. Phelps; value: IV. A resurvey of the Ohio River between Cincinnati, Ohio, and Louisville, Ky., including a discussion of the effects of canalization and changes in sanitary conditions since 1914-1916 / by H.R. Crohurst.