00810cam a2200229   4500001001300000003000400013005001700017008004100034010002200075040006300097043001200160050002100172082002000193110010200213245008800315260005100403300001800454350000900472500002600481650005600507999001700563hew67000051 DLC20260227111515.0741119s1967    dcu      r    00000 eng c  ahew67000051 //r89  aU.S. Dept. of Health, Education, and Welfare Library  L112  an-us---0 aL112b.N392 1967  a371.2/011/0257310aUnited States.bNational Center for Educational Statistics.bElementary-Secondary Studies Branch.10aSuperintendents of large public school systems (with enrollments of 10,000 or more)0 a[Washington]bU.S. Office of Education,c1967.  a20 p.c26 cm.  a0.25  a"EO [i.e. OE]-20098." 0aSchool superintendentszUnited StatesxDirectories.  c34682d34682