Manuscripts
Spencer Canyon joining the river course of the Colorado River in what is now Lake Mead
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Down the upper end of Lake Mead in the Grand Canyon from the lava cap opposite the mouth of Spencer Canyon
Manuscripts
mssMarston papers V098/0123
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Sunset Sportsman's Atlas: Colorado River and Lake Mead
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
