Manuscripts
Frost's boats. Mexican Hat. Note the umbrellas
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Kent Frost in Soap Creek Rapid. The boat is the "Mexican Hat II."
Manuscripts
mssMarston papers V044/0065
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Jack Frost Expedition, Mexican Hat, Utah, to Lee's Ferry, Arizona
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
