Manuscripts
Grand Canyon (Marble - Grand - 1954-56) [Outboard motorboat runs of 1954, 1956, and 1957 down Marble and Grand Canyons; Canyon of Lodore; Toroweap.] (87 slides)
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Malott? - Colorado River - 1st trip [Outboard motorboat trip through Marble and Grand Canyons.] (44 slides)
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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Grand Canyon - [June 1957. Hydroplane races at Lake Mead; 1957 outboard motorboat trip down Marble and Grand Canyons; "Cactus" at Fredonia.] (61 slides)
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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44-56 [Turbocraft jet boats in Marble Canyon.] (26 slides)
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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Malott? - N.Y. & Lees Ferry - 1st Camp (Pres. Harding) 1. [Outboard motorboat trip through Marble Canyon.] (25 slides)
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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Kanab-Whitmore (Lava Falls) 8 [outboard motorboat run through lower Grand Canyon to Lake Mead.] (43 slides)
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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Fossil C - Kanab (fossil, Thunder Spring, Deer Creek) 7 [Outboard motorboat trip through Grand Canyon.] (44 slides)
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