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- [37] Brief List of Meteorological Text-Books and Reference Books BULLETIN OF THE AMERICAN GEOGRAPHICAL SOCIETY OF NEW YORK, 1911, 43 (03): : 220 - 220
- [38] THE VOCABULARIES OF HIGH SCHOOL SCIENCE TEXT-BOOKS TEACHERS COLLEGE RECORD, 1925, 26 (05): : 368 - 382
- [39] PSYCHOLOGICAL AND PEDAGOGICAL CONSIDERATIONS IN THE MAKING OF TEXT-BOOKS AFRICA, 1930, 3 (03): : 293 - 305