Science Guide for Elementary Schools (incomplete set of 40 issues))
California State Department of Education, 1934-1940. First Edition. Trade Paperback. This guide was published monthly except for June and July by the California State Department of Education. This set includes Vol. I, No. 2-6, 8-10, Vol. II, No. 2, 5, 7-9; Vol. III, No. 1-4, 6, 7, 9-10 (single volume);.....
