Public health engineering; a textbook of the principles of environmental sanitation - Phelps, Earle Bernard 1876 (New York Wiley, 1948)
v. 1. The air contact, with a chapter on insects and insect control, by H. D. Pratt. The water contact, in collaboration with C. J. Velz.--v. 2. The food contact, in collaboration with W. D. Tiedeman.
Keywords: Hygiene, Public; Sanitation; Sanitary engineering