Manuscripts
Looking northeast up San Juan Canyon from point between mouths of Clay Gulch and Copper Canyon. Camp is on gravel terrace. Mesa is capped by Navajo, Todilto, and Wingate formations. Irregular hills are in areas of Chinle formation
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![Looking south toward Copper Canyon from Clay Gulch. Copper Canyon: Mile 46.7. Clay Gulch: [Mile] 50.3](/_next/image?url=https%3A%2F%2Frail.huntington.org%2FIIIF3%2FImage%2F22APN4IQ4578%2Ffull%2F%5E360%2C%2F0%2Fdefault.jpg&w=750&q=75)
Looking south toward Copper Canyon from Clay Gulch. Copper Canyon: Mile 46.7. Clay Gulch: [Mile] 50.3
Manuscripts
mssMarston papers V125/0124
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Clay Gulch (Mile 50.3); Mikes Canyon - Mile 50-51
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
Entrance into San Juan Canyon just below mouth of Chinle Creek. Canyon in Goodridge formation. Looking southwest
Manuscripts
mssMarston papers V124/0002
Entrance to San Juan Canyon just below mouth of Chinle Creek, looking southwest. Goodridge Formation produces canyon walls
Manuscripts
mssMarston papers V124/0001
