Manuscripts
The ravine where Ervin found a spring on the Tonto i 1931 when climbing out of the Canyon
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Ravine above the spring found by Ervin after his climb from the inner gorge in 1931
Manuscripts
mssMarston papers V095/0027
Ravine above spring on bench above inner gorge where Ervin found water in 1931
Manuscripts
mssMarston papers V095/0026
The ravine with a spring is center, and Ervin climbed south of it
Manuscripts
mssMarston papers V095/0023
The spring at the Tapeats formation which was found by Ervin in 1931 when he climbed from the inner gorge
Manuscripts
mssMarston papers V095/0031
Ravine above spring found by Ervin in 1931 after climb from inner gorge
Manuscripts
mssMarston papers P007/0792
