Manuscripts
Up Grand Canyon from the mouth of Spencer Canyon, Mile 246
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Down Grand Canyon to "The Bells" which are up river from the mouth of Spencer Canyon
Manuscripts
mssMarston papers V098/0018
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Spencer Canyon; Lava Cliff Rapid - Mile 246-247
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



