Manuscripts
The route of Walter Powell through the Redwall when he climbed the left bank above the mouth of the Little Colorado 1869, Aug. 11
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Top of route left bank of the Colorado above the mouth of the Little Colorado where Walter Powell climbed 1869, Aug. 11
Manuscripts
mssMarston papers V054/0002
Top of route left bank of the Colorado above the mouth of the Little Colorado where Walter Powell climbed 1869, Aug. 11
Manuscripts
mssMarston papers V054/0003
Escape route through the Redwall climbed by Ervin in 1931 above 234 Mile Rapid
Manuscripts
mssMarston papers V095/0038
Up Marble Canyon from left bank above the mouth of the Little Colorado
Manuscripts
mssMarston papers V054/0075
