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 304
rising at a sharp angle, slopingupward down the stream, reaching the height of 1300 feetabout one mile below. It marks the end of the largedeposit of algonkian. The granite, when it attains itshighest point, is covered with a 200-foot layer ofsedimentary rock called the tonto sandstone. Thetop of… … SIGNALLING OUR CANYON HOME 211 which are scattered through the canyon — equal inheight, in many cases, to the walls—have their foun-dation on this plateau. These peaks contain the samestratified rock with a uniform thickness whether inpeak or wall, with little displacement and little signof violent…
Kolb, E. L. (Ellsworth Leonardson), b. 1876 · Boats and boating
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