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- catalog contributor b4562758.
- catalog contributor b4562759.
- catalog contributor b4562760.
- catalog created "[1949]".
- catalog date "1949".
- catalog date "[1949]".
- catalog dateCopyrighted "[1949]".
- catalog description "Bibliography: p. 153-159.".
- catalog extent "xi, 164 p.".
- catalog issued "1949".
- catalog issued "[1949]".
- catalog language "eng".
- catalog publisher "New York, McGraw-Hill Book Co.".
- catalog subject "Q181 .L44".
- catalog subject "Science Study and teaching.".
- catalog title "New directions in science teaching; a report of a cooperative project in seventeen secondary schools with the Bureau of Educational Research in Science, Teachers College, Columbia University, by Anita Duncan Laton and Samuel Ralph Powers.".
- catalog type "text".