Manuscripts
Sapphire Canyon; Scorpion Ridge; Sagittarius Ridge. Sapphire Canyon enters the Colorado River at Mile 101 1/4
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Tuna Creek cuts across the upper right corner. Down Sapphire Canyon showing Scorpion Ridge and Sagittarius Ridge
Manuscripts
mssMarston papers V069/0128
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Sapphire Canyon; Sapphire Canyon Rapid (Mile 101.2); Turquoise Canyon (Mile 101.95); Piute Point; Castor Temple - Mile 101-102
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
