United States Geological Survey Professional Paper

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U.S. Government Printing Office, 1906
 

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Seite 306 - SCHRADER, FC, and SPENCER, AC The geology and mineral resources of a portion of the Copper River district, Alaska.
Seite 304 - Report on the geological structure of a portion of the Rocky Mountains, accompanied by a section measured near the 51st parallel.
Seite 14 - It is bounded on the north by the Arctic Ocean, on the west by the Arctic Ocean...
Seite 38 - The two latter lie without the region under discussion, and will not be further considered. The so-called Coast range extends from near the boundary of Washington northward through British Columbia into southeastern Alaska. In British Columbia it has a width of about 100 miles, which decreases to the northward. Its peaks vary in altitude from 7,000 to 8,000 feet. Following the...
Seite 155 - I have seen the thermometer at noon, not in the direct rays of the sun, standing at 112°; and I was informed by the commander of the post that several spirit thermometers, graduated up to 120°, had burst under the scorching sun of the arctic midsummer, which can only be thoroughly appreciated by one who has endured it.
Seite 124 - Eussell these parties have obtained in two successive seasons a large amount of the most valuable information concerning this mountain, which is claimed by Americans and English alike as lying within their boundaries. In the course of his second exploration, Professor...
Seite 304 - Reconnaissances in the Cape Nome and Norton Bay regions, Alaska, in 1900,
Seite 329 - SERIES B, DESCRIPTIVE GEOLOGY. B 23. Observations on the junction between the Eastern sandstone and the Keweenaw series on Keweenaw Point, Lake Superior, by RD Irving and TC Chamberlin. 1885. 124 pp., 17 pis.
Seite 329 - Todd. 1896. 71 pp., 21 pis. B 158. The moraines of southeastern South Dakota and their attendant deposits, by JE Todd. 1899. 171 pp., 27 pis. B 159. The geology of eastern Berkshire County, Massachusetts, by BK Emerson. 1899. 139 pp., 9 pis. B 165. Contributions to the geology of Maine, by HS Williams and HE Gregory.
Seite 72 - The Klondike region may be described as a high plateau cut in all directions by numerous deep and wide branching valleys. The general aspect viewed from one of the higher elevations is rough and hilly but fairly regular. The outlines are rounded, the slopes even, and sharp peaks are notably absent. The region is really formed of a system of long, branching, round-backed ridges, separated by deep, wide, flat-bottomed valleys. Most of the ridges, speaking broadly, centre in the Dome, the highest eminence...

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