Manuscripts
Phil Hyde; Grand Canyon transit
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Log of Grand Canyon Transit
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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Correspondence regarding the Grand Canyon transit
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
