Pheleps, Earle Bernard. Public health engineering : a textbook of the principles of environmental sanitation / Earle Bernard Pheleps. - New York : John Willey & Sons, c 1948. - Vols. : ill, ; 22 cm. - Public Health Engineering Stream Sanitation . Includes index. V. 1--; 392 392 Subjects--Topical Terms: Sanitary engineering. Dewey Class. No.: 614.7 / P512p