• publisher: [Cambridge, Mass., Harvard university printing office]
  • creator: Healy, William, 1869-
  • Keyword: Exceptional children. Disabled Children.
  • years: 1912.
  • pages: 4, [2] p., 7-77 numb. ?
  • class: RJ499
  • notes: Leaves printed on one side only.
  • download: pdf file