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  1. By: Ramsey, Grace Fisher,
    Publication info: New York, N.Y, Dept. of Education, American Museum of Natural History, 1934
    Holding Institution: American Museum of Natural History Library
    Subjects: Project method in teaching  Science projects  
  2. By: Coit, Marjorie C. - American Institute of the City of New York. - School Nature League (New York, N.Y.) - American Museum of Natural History
    Publication info: New York, Dept. of Education of the [American] Museum [of Natural History], 1931
    Holding Institution: American Museum of Natural History Library
    Subjects: Nature study  Science projects