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  • Videos, Slides, Films

    Poison in the Rockies

    Author
    Bullfrog Films presents ; A production of Earth Image Films for Nova ; WGBH Educational Foundation ; Producer, Christopher McLeod, Robert Lewis ; writer/director, Christopher McLeod ; for NOVA, senior producer, Kathleen Bernhardt
    Date
    c[200-?], 1990
    Available As
    Physical
  • Videos, Slides, Films

    Poison in the Rockies

    Author
    Bullfrog Films presents ; produced by Christopher McLeod, Robert Lewis ; written and directed by Christopher McLeod ; a production of Earth Image Films for Nova ; WGBH Educational Foundation
    Date
    [2019]
    Available As
    Online

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