00770nam a2200253Ia 4500 85570 BIBL 20160527203801.0 740924s1967 ohua b 000 0 eng 67015145 00190014 (OCoLC)01019427 DLC OUN SER PUX PUXA LB3061 .T4 372.1/2/55 Tewksbury, John L. 283254 Local Nongrading in the elementary school [by] John L. Tewksbury. Columbus, Ohio C. E. Merrill Books [1967]. vi, 138 p. ill. 23 cm. Merrill's international education series 135545 Local Bibliography: p. 123-134. Ability grouping in education 48459 Local 69526 69526 0 0 0 372_100000000000000_T354N 0 evl 365969 10 10 1 2016-05-27 136087 0 372.1 T354n 80000000592462 2016-05-27 00:00:00 r:85570 z:NCC:D 6 0 0 0 372_100000000000000_T354N 0 evl 365970 10 10 1 2016-05-27 136086 0 372.1 T354n 80000000592439 2016-05-27 00:00:00 c. 2 r:85570 z:NCC:D 6 0 0 0 372_100000000000000_T354N 0 evl 365971 10 10 1 2016-05-27 136085 0 372.1 T354n 80000000592447 2016-05-27 00:00:00 r:85570 z:NCC:D 6