• publisher: California, Pa., The author
  • creator: Hockenberry, John Coulter, 1866-
  • Keyword: Public schools United States.
  • years: 1908.
  • pages: 3 p. l., [3]-124 p., 2 l.;
  • language: eng
  • lccn: s
  • class: LA216
  • notes: On cover: Thesis presented April 4, 1906 ... University of Pennsylvania...for the degree of doctor of philosophy.
  • download: pdf file