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  1. Nature's healing arts : from folk medicine to modern drugs / by Lonnelle Aikman ; photos. by Nathan Benn and Ira Block ; paintings by Tony Chen ; prepared by the Special Publications Division.
    By: Aikman, Lonnelle. - National Geographic Society (U.S.)
    Publication info: Washington :National Geographic Society,c1977.
    Contributed by: Internet Archive (archive.org)
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