Hardenbergh, W. A. 1888- Water supply and purification / W. A. Hardenbergh. - 3d ed. - Scranton: International Textbook Co., 1952. - 516 p.: illus.; 22 cm. - International textbooks in civil engineering . Subjects--Topical Terms: Water-supply engineering. Dewey Class. No.: 628.1 / HAW 1952