Manuscripts
Archaen Rocks at Grand Canyon - Ian Campbell & John H. Maxson - Caltech
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Carnegie-Caltech-Campbell-Maxson General Report - McKee Report
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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Carnegie-Caltech - Chapter Outlining the 1937 Cruise with Notes and Comment by Campbell and Maxson - Diary of Campbell, Field Notes of Maxson
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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John Maxson, Preliminary Geologic Map of the Grand Canyon and Vicinity (West and Central)
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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Campbell, Ian - Diary
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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Campbell, Ian - Letters & notes
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
Image not available
John Maxson
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