Professional Paper - United States Geological Survey, Ausgabe 45The Survey, 1906 |
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Häufige Begriffe und Wortgruppen
20 miles Alaska Peninsula Alaska Range Aleutian Aleutian Range altitude Arctic Ocean Attu Island beds belt Bering Sea British Columbia broad Bull Cape Carboniferous Chugach Chugach Mountains coast line Coast Range coastal plain Cook Inlet Copper River Cretaceous delta deposits Devonian district drainage east Elias Range Eocene erosion expedition Exploration in Alaska extensive feet flows fossils Geog geologic glacial glaciers highlands Island Jurassic Kenai Kobuk Kodiak Koyukuk Kuskokwim Lake latitude limestone lowland Maps Mendenhall Mesozoic metamorphic Nome northern Alaska northwest Nutzotin Mountains Pacific Mountain system Paleozoic Paper U. S. Geol peneplain probably province reconnaissance Report Rept rocks Rocky Mountain sandstones schists Schrader sediments Sept Seward Peninsula shales Silurian slopes southeastern Alaska southern streams summits Survey Canada Sushitna Tanana temperature terranes Territory Tertiary topography Triassic tributary Twentieth Ann unconformably upland uplift valley volcanic Wrangell Mountains Yukon Plateau
Beliebte Passagen
Seite 302 - SCHRADER, FC, and SPENCER, AC The geology and mineral resources of a portion of the Copper River district, Alaska.
Seite 28 - ... lines of height. Of these the Coast range, the Saint Elias range, and the Aleutian range lie adjacent to the coast, while the Alaskan range is inland and forms the northern boundary of the system. 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...
Seite 300 - Report on the geological structure of a portion of the Rocky Mountains, accompanied by a section measured near the 51st parallel.
Seite 325 - Bulletins, and Water-Supply Papers treat of a variety of subjects, and the total number issued is large. They have therefore been classified into the following series: A, Economic geology; B, Descriptive geology; C, Systematic geology and paleontology; D, Petrography and mineralogy; E, Chemistry and physics; F, Geography; G, Miscellaneous H, Forestry; I, Irrigation; J, Water storage; K, Pumping water; L, Quality of water; M, General hydrographic investigations; N, Water power; O, Underground waters;...
Seite 151 - 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 300 - Reconnaissances in the Cape Nome and Norton Bay regions, Alaska, in 1900,
Seite 118 - ... steamer to the United States. No man through his own explorations has added more to a geographic knowledge of the interior of Alaska than Lieutenant Allen. Throughout his journey he made careful sketch surveys and noted all facts which came within his observation; and within one season he made maps of three of the larger rivers of the Territory, which, until accurate surveys were made twelve years later, were the basis of all maps. His reports are the work of a careful, painstaking observer,...
Seite 327 - Goode. 1900. 67 pp., 14 pis. 171. Boundaries of United States and of the several States and Territories, with outline of history of all important changes of territory (second edition), by Henry Gannett. 1900. 142 pp., 53 pis.
Seite 70 - 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...
Seite 327 - Gannett. 1898. 246 pp., (i pis. 160. Dictionary of altitudes in United States (third edition), by Henry Gannett. 1899. 775 pp.