Manuscripts
One of Frost's boats in lower San Juan Canyon. Approximately Mile 4 1/2. "Lower Can--Mile 2-4 or 8-9 (by formation only)." PTR 8-28-58 [Reilly]
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Frank E. "Jackie" Frost on San Juan River. One of the Hall folding boats. "Lower can--perhaps Mile 2-4 (from formation only)." PTR 8-28-58 [Reilly]
Manuscripts
mssMarston papers V129/0007
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Elizabeth M. Reilly - Diary of Lower Grand Can. Run
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

Loops of the San Juan River Mile 8 1/2 to Mile 4. Little Junction Creek is lower left
Manuscripts
mssMarston papers V128/0069
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Wright-Rigg; Reilly; Harper; Frost
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
![Jackie Frost in 10-ft. Wilson Fold-flat boat used on San Juan River in 1938, Aug.-Sep. trip. Mile 4 1/2-5. At point opposite talus in Atherton photo of 1961, Sep. 30. "Lower can--perhaps Mile 2-4 (from formation only)." PTR 8-28-58 [Reilly]](/_next/image?url=https%3A%2F%2Frail.huntington.org%2FIIIF3%2FImage%2F22APN4IU9YC5%2Ffull%2F%5E360%2C%2F0%2Fdefault.jpg&w=750&q=75)
