Manuscripts
Down to Dark Canyon from Mile 183 1/2
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Dock and Margaret Marston in the "Joan" in Cataract Canyon. Down river to Dark Canyon from approximately Mile 183 1/2
Manuscripts
mssMarston papers V017/0030
Down Cataract Canyon from foot of Dark Canyon Rapid. Mile 182.7
Manuscripts
mssMarston papers V017/0127
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Dark Canyon; Island Rapid - Mile 182-183
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
Crevice and pinnacles near Mile 183 1/2 in Cataract Canyon, West Rim
Manuscripts
mssMarston papers V017/0026
