Excerpt from The Training of the Body for Games, Athletics, Gymnastics, and Other Forms
National Education on the subject of Health, Training, and Athletics is terribly haphazard, if indeed it can be said to exist at all. There is much knowledge, Это и многое другое вы найдете в книге The Training of the Body for Games, Athletics, Gymnastics, and Other Forms (Classic Reprint) (Ferdinand August Schmidt)