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Manuscripts

Walter P. Cottam, "The Grand Canyon National Monument, A Scientist's Mecca,"


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    Grand Canyon National Monument

    Manuscripts

    Professional and personal papers of Otis R. Marston and his collection of the materials on the history of Colorado River and Green River regions.

    mssMarston papers

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    Grand Canyon National Monument

    Manuscripts

    Professional and personal papers of Otis R. Marston and his collection of the materials on the history of Colorado River and Green River regions.

    mssMarston papers

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    Theodore Roosevelt, Proclamation of Grand Canyon National Monument

    Manuscripts

    Professional and personal papers of Otis R. Marston and his collection of the materials on the history of Colorado River and Green River regions.

    mssMarston papers

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    Colorado National Monument; Grand Mesa

    Manuscripts

    Professional and personal papers of Otis R. Marston and his collection of the materials on the history of Colorado River and Green River regions.

    mssMarston papers

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    Black Canyon of the Gunnison National Monument

    Manuscripts

    Professional and personal papers of Otis R. Marston and his collection of the materials on the history of Colorado River and Green River regions.

    mssMarston papers

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    Bridges National Monument; White Canyon

    Manuscripts

    Professional and personal papers of Otis R. Marston and his collection of the materials on the history of Colorado River and Green River regions.

    mssMarston papers