General science for primary schools: teacher's handbook of activities. - [New Delhi, 1967-68] - 2 v. in 1. illus. 25 cm. LCCN: sa 68014716 //r85 Subjects--Topical Terms: Science--Study and teaching (Primary)--Handbooks, manuals, etc.--India LC Class. No.: LB1585 / .N247 Dewey Class. No.: 372.3/5