A manual of personal hygiene / edited by Walter L. Pyle, A.M., M. D. assistant surgeon to wills eye hospital, Philadelphia; fellow of the American Academy of Medicine; former editor of the Internactional Medical Magazine; etc. ; contributors J. W. Courtney, M. D., George Howard Fox, M. D., E. Fletcher Ingals, M. D., Walter L. Pyle, M. D., B. Alexander Randall, M. D. G. N. Stewart, M. D. (Edin.), Chalres G. Stockton, M. D. Illustrated - Pyle, Walter Lytle, 1871-1921