000 00290nam a22001217a 4500
082 _a370.5
_bRYB.R
100 _aRyburn, W M
245 _aProgressive school /
_cby W M Ryburn
260 _aLondon :
_bOxford university press,
_c1938.
300 _a289p. :
650 _aSchool
942 _cBK
999 _c617149
_d617149