Manuscripts
First view of Snyder Mine when crossing from the river opposite 217 Mile Canyon to Trail Canyon. Harvey Butchart is at right. The mine is the small white spot in the sun at center
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View of Snyder Mine from route between 217 Mile Rapid and Trail Canyon
Manuscripts
mssMarston papers V092/0010

Possible campsite in Trail Canyon at Y due west of Snyder Mine
Manuscripts
mssMarston papers V092/0013
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Harvey Butchart Log
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
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J. Harvey Butchart
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

