000 00319nam a2200097 4500
245 _aOpendoor to learning : the land - grand system enters its second century
_c Herman R . Allen
100 _aAllen , Herman R .
260 _aUrbana
_bUniversity of Illinois Press
_c1963
300 _axiv,193p. ; 22cm.
082 _a378
_b ALL
999 _c35663
_d35663