American Playgrounds, Their Construction, Equipment, Main...
Mero, Everett Bird Excerpt from American Playgrounds, Their Construction, Equipment, Maintenance and Utility: A Compilation of Serviceable Information Concerning What Has Been and What Should Be Done to Provide Suitable Recreation and Rational Physical Training by Approved Modern Methods for the Benefit of the PeopleConsiderable has been well written in permanent and temporary forms on the history, philosophy and psychology of play, there has been much written o...