00898cam a22002771 4500 e 42000264 DLC 20260227111231.0 791106s1941 lau b 000 0 eng c e 42000264 (OCoLC)5656433 U.S. Off. of educ. Library LU DLC premarc n-us-la L154 .B32 no. 465 372.35 Robson, John B. Revised course of study in science for the elementary schools. Issued by John E. Coxe, state superintendent of public education. Baton Rouge [1941] 178 p. 23 cm. Louisiana. Dept. of education. Bulletin no. 465 "Prepared ... by John B. Robson." p. [4] Includes bibliographies. Science Study and teaching. Education Louisiana Curricula. 21884 21884