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Please read BHL's Acknowledgment of Harmful Content
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  1. By: Pack, Phillip D.
    Publication info: 1968-1971
    Holding Institution: Smithsonian Institution Archives
    BHL Collections: Smithsonian Field Books collection
  2. By: Pack, Phillip D.
    Publication info: 1970-1971
    Holding Institution: Smithsonian Institution Archives
    BHL Collections: Smithsonian Field Books collection
  3. By: Pack, Phillip D.
    Publication info: 1971
    Holding Institution: Smithsonian Institution Archives
    BHL Collections: Smithsonian Field Books collection
  4. By: Pack, Phillip D.
    Publication info: 1971 - 1973
    Holding Institution: Smithsonian Institution Archives
    BHL Collections: Smithsonian Field Books collection