00531nam a2200121Ia 4500008004100000040001700041082002100058100001900079245015800098260003300256300001700289650010300306190328s9999||||xx |||||||||||||| ||und||  aNITILcNITIL  221sta370bG855E  aGriffiths, V L 3aAn Experiment in educationban account of the attempts to improve the lower stages of boys education in the Anglo-Rgyotian Sudan,1930-1950cV L Griffiths  aLondonbLongmans Greenc1953  axv, 160p:ill  aEducation, Elementary; Education, Elementary-Aims and objectives; Educational-Experimental methods