Bibliography of science teaching in secondary schools /
Glenn, Earl R. 1887-
Bibliography of science teaching in secondary schools / compiled by Earl R. Glenn ; assisted by Josephine Walker. - Washington : G.P.O., 1925. - x, 161 p. ; 23 cm. - Bulletin / Department of the Interior, Bureau of Education ; 1925, no. 13 . - Bulletin (United States. Bureau of Education) ; 1925, no. 13 .
e 25000186
Z5814.S5 / G5
Bibliography of science teaching in secondary schools / compiled by Earl R. Glenn ; assisted by Josephine Walker. - Washington : G.P.O., 1925. - x, 161 p. ; 23 cm. - Bulletin / Department of the Interior, Bureau of Education ; 1925, no. 13 . - Bulletin (United States. Bureau of Education) ; 1925, no. 13 .
e 25000186
Z5814.S5 / G5