01440nam a2200361Ia 4500 20851 BIBL 20160527194350.0 720818m19709999dcu 00010 eng 72183665 pbk. 1.20 (OCoLC)0589673 DLC DLC GPO n-us--- EVLG 375.00973 E24n c1-6 LA217 .E364 375/.00973 HE 19.312:BRS-1 375.00973 E24n HE 19.312:BRS-1 Education Commission of the States. Local 90422 National assessment of educational progress a project of the Education Commission of the States. Washington [U.S. Dept. of Health, Education, and Welfare, Education Division] National Center for Education Statistics : for sale by the Supt. of Docs., U.S. Govt. Print. Off. 1970- v. 28 cm. Contract agency: National Center for Education Statistics. Item 461-A-8 S/N 017-080-01535-8 Backround report no. BRS-1. Science achievment: racial and regional trends, 1969-73. Education United States Curricula. Local 90399 Science United States Ability testing. Local 166868 National Center for Education Statistics. Local 141148 Science achievment: racial and regional trends, 1969-1973. 15075 15075 0 0 0 375_009730000000000_E24N 0 evl 236337 10 10 1 2016-05-27 v.11 29217 0 375.00973 E24n 80000000588452 2016-05-27 00:00:00 r:20851 z:NCC:D 6 0 0 0 375_009730000000000_E24N 0 evl 236341 10 10 1 2016-05-27 v.1 29212 0 375.00973 E24n 80000000588403 2016-05-27 00:00:00 r:20851 z:NCC:D 6 0 0 0 375_009730000000000_E24N 0 evl 236346 10 10 1 2016-05-27 29213 0 375.00973 E24n 80000000588411 2016-05-27 00:00:00 1973 v. 02-L-02 r:20851 z:NCC:D 6 0 0 0 375_009730000000000_E24N 0 evl 236351 10 10 1 2016-05-27 v.7 29214 0 375.00973 E24n 80000000588429 2016-05-27 00:00:00 r:20851 z:NCC:D 6 0 0 0 375_009730000000000_E24N 0 evl 236356 10 10 1 2016-05-27 v.3 29215 0 375.00973 E24n 80000000588437 2016-05-27 00:00:00 r:20851 z:NCC:D 6 0 0 0 375_009730000000000_E24N 0 evl 236361 10 10 1 2016-05-27 v.9 29216 0 375.00973 E24n 80000000588445 2016-05-27 00:00:00 r:20851 z:NCC:D 6