The book has no 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 the publisher's website (GeneralBooksClub.com). You can also preview excerpts of 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 Publisher: New York and London, G.P. Putnam's sons; Publication date: 1916; Subjects: Social change; Evolution; War; Sociology; Human evolution; Science / Life Sciences / Evolution; Social Science / Sociology / General;