Manuscripts
Lava upthrust opposite Tanner Trail
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Ancient lava upthrust opposite end of Tanner Trail, Mile 68. Right bank of river in Grand Canyon
Manuscripts
mssMarston papers V057/0047.01
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Tanner Trail to Bright Angel Creek
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
