Manuscripts
Jim Rigg is briefed by Margaret Marston at Art Greene's prior to his oar trip through Grand Canyon in 1951, June. Rigg is holding his listing of rapids and escape routes which he found in the "Esmeralda" in 1950
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James & Robert Rigg - Marston Motorcade - Grand Canyon, Support of Rigg Oar Trip
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
