Wiley, E.O.Fiedler, Evelyn A.2024-06-272024-06-271944-08Fiedler, E.A. (1944). An analysis of the subject matter content of general science textbook series for the seventh, eighth, and ninth grades (Unpublished thesis). Southwest Texas State Teachers College, San Marcos, Texas.https://hdl.handle.net/10877/19054No abstract prepared.Text76 pages1 file (.pdf)enscience textbooksmiddle school educationscience educationThesis