This is an OCR edition without illustrations or index. It may have numerous typos or missing text. However, purchasers can download a free scanned copy of the original rare book from GeneralBooksClub.com. You can also preview excerpts from the book there. Purchasers are also entitled to a free trial membership in the General Books Club where they can select from more than a million books without charge. Original Published by: Arno Press in 1921 in 491 pages; Subjects: Public health; United States; United States - History; Public health - History; Medical / Public Health; Health & Fitness / General; Health & Fitness / General; Medical / Health Care Delivery; Medical / Health Policy; Medical / Public Health;