Through the Grand Canyon from Wyoming to Mexico (1914)
Kolb, E. L. (Ellsworth Leonardson), b. 1876, Kolb, Emory Clifford, 1881-1976 · New York : MacMillan · leaf 188
uof solid rock, with no earth or vegetation save a few littlebushes and some very small cedars in cracks in the rocks.Branching canyons, three or four hundred feet in depth,and great fissures ran down in this rock at intervals. Somewere dark and crooked, and the bottom could not be seen.Between…
Kolb, E. L. (Ellsworth Leonardson), b. 1876 · Boats and boating
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