Footnote 3: Books recommended: Jane Addams, _The Spirit of Youth and the City Streets_, Macmillan; D.F. Wilc.o.x, _Great American Cities_, Macmillan.
Footnote 4: See monograph on _Five-and Ten-Cent Theatres_ by Louise de Koven Bowen, The Juvenile Protective a.s.sociation of Chicago.
Footnote 5: See monograph, _A Study of Public Dance Halls_, by Louise de Koven Bowen, The Juvenile Protective a.s.sociation of Chicago.
Footnote 6: Books and articles recommended: E.B. Mero, _The American Playground,_ Dale a.s.sociation, Boston; K. Groos, _The Play of Man,_ D.
Appleton & Co.; J.H. Bancroft, _Games for the Playground, Home, School, and Gymnasium_, Macmillan; C.E. Seash.o.r.e, "The Play Impulse and Att.i.tude in Religion," _The American Journal of Theology_, XIV, No. 4; Joseph Lee, "Play as Medicine," _The Survey_, XXVII, No. 5.
Footnote 7: Books recommended: Frank Parsons, _Choosing a Vocation_, Houghton Mifflin Co.; Meyer Bloomfield, _The Vocational Guidance of Youth_, Houghton Mifflin Co.
Footnote 8: Books recommended: Georg Kerschensteiner, _Education for Citizenship,_ Rand McNally & Co.; William R. George, _The Junior Republic_, D. Appleton & Co.
Footnote 9: Books recommended: John L. Alexander, _Boy Training_, Y.M.C.A. Press; G. Stanley Hall, _Youth, Its Education, Regimen and Hygiene,_ D. Appleton & Co.
Footnote 10: For bibliography see William B. Forbush, _The Coming Generation_, D. Appleton & Co., and the appendix of _Handbook for Boys, The Boy Scouts of America_.