Manuscripts
Ellsworth L. Kolb; Emery C. Kolb
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Emery C. Kolb; Ellsworth L. Kolb. "Results. Two weeks after finish of trip."
Manuscripts
mssMarston papers V159/0241
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Ellsworth Kolb and Emery Kolb, "Experiences in the Grand Canyon,"
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
