00873cam a22002411  4500001001300000003000400013005001700017008004100034010001700075035001900092040004700111042001200158043001200170050001500182051002100197100003800218245014500256260004800401300004500449490005600494500005200550650002900602e  28000016 DLC20260227111218.0800227s1928    dcua         f000 0 eng c  ae  28000016   a(OCoLC)6024984  aLibrary, U.S. Bur. of EducationcMChBdDLC  apremarc  an-us---00aLB111b.A6  aLB1771b.A3 19281 aCook, Katherine Margaret O'Brien.10aState laws and regulations governing teachers' certificates,cby Katherine M. Cook, chief, Division of rural education, Bureau of education.  aWashington,bU.S. Govt. print. off.,c1928.  av, 296 p.bincl. tables, diagrs.c23 cm.0 a[U.S.] Bureau of education. Bulletin, 1927,vno. 19  aAt head of title: Department of the interior... 0aTeacherszUnited States.