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Excerpt from State Geological and Natural History Survey, Vol. 27About the PublisherForgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.comThis book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an im...

Excerpt from Colorado Plateau RegionExcept for the Archean and Algonkian formations at the bottom of the Grand Canyon the Colorado Plateau province is essentially a region of sedimentary rocks - a pile of Paleozoic, Mesozoic, and Tertiary strata, chie¿y sandstone, more than 10 000 feet (3, 050 meters) thick and exposed over an area exceed ing square miles (388, 500 square kilometers). The sedimentary beds of the region are representatives of b...

Excerpt from Colorado Plateau RegionExcept for the Archean and Algonkian formations at the bottom of the Grand Canyon the Colorado Plateau province is essentially a region of sedimentary rocks - a pile of Paleozoic, Mesozoic, and Tertiary strata, chie¿y sandstone, more than 10 000 feet (3, 050 meters) thick and exposed over an area exceed ing square miles (388, 500 square kilometers). The sedimentary beds of the region are representatives of b...

Excerpt from The Navajo Country: A Geographic and Hydrographic Reconnaissance of Parts of Arizona, New Mexico, and UtahThe work on which the present report is based was begun in 1909 at the request of the United States Office of Indian Affairs. In May of that year, in company with M. R. Campbell and W. C. Mendenhall, of the United States Geological Survey, and under the intelligent guidance of H. F. Robinson, irrigation engineer of the Indian ...

Excerpt from Underground Water Resources of Connecticut: With a Study of the Occurrence of Water in Crystalline RocksWith the exception of those compiled from the Land Office plats no maps of this area have been published. Since a topographic base is essential to a careful study of underground water conditions as affected by drainage basins and rock structures, the accompanying map (pl. II, in pocket) has been prepared from all available data,...

Excerpt from Underground Water Resources of Connecticut: With a Study of the Occurrence of Water in Crystalline RocksWith the exception of those compiled from the Land Office plats no maps of this area have been published. Since a topographic base is essential to a careful study of underground water conditions as affected by drainage basins and rock structures, the accompanying map (pl. II, in pocket) has been prepared from all available data,...

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Excerpt from Underground Water Resources of Connecticut: A Study of the Occurrence of Water in Crystalline Rocks About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imper...

Excerpt from The Navajo Country: A Geographic and Hydrographic Reconnaissance of Parts of Arizona, New Mexico, and UtahThe work on which the present report is based was begun in 1909 at the request of the United States Office of Indian Affairs. In May of that year, in company with M. R. Campbell and W. C. Mendenhall, of the United States Geological Survey, and under the intelligent guidance of H. F. Robinson, irrigation engineer of the Indian ...

Excerpt from Military Geology and Topography: A Presentation of Certain Phases of Geology, Geography and Topography for Military Purposes In addition to those furnished by the - authors many illustrations have been supplied by the Director of the United States Geological Survey. Electrotypes for nineteen illustrations appearing in Geology, by Chamberlin and Salisbury, and Physiography, by Salisbury, have been provided by Henry Holt and Compan...

Excerpt from Ground Water in the Hartford, Stamford, Salisbury, Willimantic and Saybrook Areas, ConnecticutThe study of the water resources Of Connecticut was begun in 1903 by the senior author of the present paper, under the auspices of the United States Geological Survey. A preliminary report was issued in A discussion of the fundamental problems relating to the State as a whole, published in 1909 2 meets in a broad way the require ments of ...

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Diary of Almon Harris Thompson, chief assistant, geographer, and topographer for the 1869 Powell exploration of the Colorado River.

The Shelf2Life Mines and Mining Collection is a unique set of materials focusing on the operation of mines, the mining industry and mineralogy in the 19th and 20th centuries. From first-hand accounts of life in the mines to descriptions of mine construction, excavation methods and machinery, to mine taxation and determinative mineralogy, this collection reveals the science and culture of the thriving mining industry pre-1923. Illuminating the ...

This is a pre-1923 historical reproduction that was curated for quality. Quality assurance was conducted on each of these books in an attempt to remove books with imperfections introduced by the digitization process. Though we have made best efforts - the books may have occasional errors that do not impede the reading experience. We believe this work is culturally important and have elected to bring the book back into print as part of our cont...