Manuscripts
View across upper end of 140 Mile Canyon from northwest corner of Great Thumb Mesa
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From north end of Powell Plateau across Galloway and Stone Canyons to Tahuta Point on Great Thumb Mesa
Manuscripts
mssMarston papers V075/0038
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Great Thumb Mesa
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
