Manuscripts
Jim Rigg posed for photo at head of Lake Mead at end of his first run with motor boats through Grand Canyon
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Evie Mull at the end of the Wright-Rigg motor run through Marble and Grand Canyons in 1952
Manuscripts
mssMarston papers V164/0184

Jim Rigg at end of his first traverse of Grand Canyon. Rigg was an oarsman for the Nevills party. Near Grand Wash Cliffs
Manuscripts
mssMarston papers V167/0092

John Harper; head of Lake Mead at end of 1952 motor traverse of the Grand Canyon
Manuscripts
mssMarston papers V158/0044

Tad Nichols at head of Lake Mead at end of 1952 motor traverse of the Grand Canyon
Manuscripts
mssMarston papers V165/0172

