Manuscripts
Route believed by Harvey Butchart to be the one used by Stanton-Hislop-Kane on 1890, Feb. 10, in climbing to the Tonto en route to the shoulder of the Tower of Ra
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The route used by Stanton-Hislop-Kane to descend from the shoulder of Ra
Manuscripts
mssMarston papers V069/0061
Stanton-Hislop-Kane route in climb to saddle between Ra and Osiris
Manuscripts
mssMarston papers V069/0079
Southwest prong of Tower of Ra, which would have been impossible for climbing by Stanton-Hislop-Kane
Manuscripts
mssMarston papers V068/0099
