Manuscripts
Lorin Bell in Government Rapid, San Juan River. 15-ft. folding spruce boat of the Monument Valley-Rainbow Bridge Expedition borrowed by Nevills
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Frank E. "Jackie" Frost on the San Juan River. 10-ft. folding boat
Manuscripts
mssMarston papers V125/0120

A fold-flat boat in use by the Rainbow Bridge-Monument Valley Expeditions on the San Juan and lower Glen Canyon; 1933-1938
Manuscripts
mssMarston papers V180/0007

Norm Nevills in 13-Foot Rapid, San Juan River. The flow is less than 400 cfs. The boat is a 10 ft. folding spruce boat owned by Ansel Hall
Manuscripts
mssMarston papers V127/0218

Lorin Bell in a 15 foot Fold-Flat boat; Government Rapid. The relationship to the Nevills' "Sadiron" design is obvious
Manuscripts
mssMarston papers V180/0062

