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By: Ramsey, Grace Fisher,Edition:Publication info: New York, N.Y, Dept. of Education, American Museum of Natural History, 1934Volume:Series:Holding Institution: American Museum of Natural History LibrarySubjects: Project method in teaching Science projectsBHL Collections:
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By: Coit, Marjorie C. - American Institute of the City of New York. - School Nature League (New York, N.Y.) - American Museum of Natural HistoryEdition:Publication info: New York, Dept. of Education of the [American] Museum [of Natural History], 1931Volume:Series:Holding Institution: American Museum of Natural History LibrarySubjects: Nature study Science projectsBHL Collections: