Manuscripts
Looking downstream from mouth of Dark Canyon, Mile 182 3/4
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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

Painted inscriptions at Mile 182 1/2 below Dark Canyon. Note Hervig name
Manuscripts
mssMarston papers V017/0133



