00837cam a22002531a 4500 e 40000979 DLC 20260227111229.0 850723s1940 cou s000 0 eng e 40000979 (OCoLC)12293259 DLC CoGrU DLC premarc H62 .C58 307.12783 Course of study for secondary schools : social studies / Dept. of Education, State of Colorado. Denver : Bradford-Robinson, 1940. x, 173 p. ; 23 cm. Lillian Johnson, chairman, Social Studies Committee. cf. p. l. Education Curricula Colorado. Social sciences Study and teaching (Secondary) Colorado. Johnson, Lillian. Colorado. Department of Education. 21773 21773