Manuscripts
Colorado River: miles 170-174 below Lee's Ferry; Stairway Canyon: Mohawk (Gateway) Canyon; Red Slide Canyon
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Red Slide Canyon Rapid; Mohawk Canyon?; Cove Canyon - Mile 174-175
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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Stairway Canyon - Mile 170-171
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 River: miles 160-170 below Lee's Ferry; Tuckup Canyon and Basin; The Dome; National (Cataract) Canyon; Fern Glen 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
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Colorado River: miles 180-170 above Lee's Ferry
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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Gateway Canyon; Gateway Rapid; Mohawk Canyon; Moho Canyon - Mile 171-172
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 River: miles 226-233 below Lee's Ferry; Travertine 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