The United States Geological Survey (USGS) is a scientific organization created in 1879, and is part of the U.S. government. Their scientists explore our environment and ecosystems, to determine the natural dangers we are facing. The agency has over 10,000 employees that collect, monitor, and analyze data so that they have a better understanding of our problems. The USGS is dedicated to provide reliable, investigated information to enhance and protect our quality of life. This is one of their bulletins.

Also, Report On Astronomical Work Of 1889 And 1890.

This is a reproduction of a book published before 1923. This book may have occasional imperfectionssuch as missing or blurred pages, poor pictures, errant marks, etc. that were either part of the original artifact, or were introduced by the scanning process. We believe this work is culturally important, and despite the imperfections, have elected to bring it back into print as part of our continuing commitment to the preservation of printed worksworldwide. We appreciate your understanding of the imperfections in the preservation process, and hope you enjoy this valuable book.++++The below data was compiled from various identification fields in the bibliographic record of this title. This data is provided as an additional tool in helping to ensure edition identification: ++++ Astronomy, Meteorology, And Seismology; Volume 2 Of Proceedings ... Section II; Pan-American Scientific Congress (Washington, D.C.).); Proceedings Of The Second Pan American Scientific Congress: Washington, U. S. A., Monday, December 27, 1915 To Saturday, January 8, 1916 / Comp. And Ed. Under The Direction Of Glen Levin Swiggett, Assistant Secretary General Robert Simpson Woodward Govt. print. off., 1917 Science; Earth Sciences; Meteorology & Climatology; Astronomy; Earthquakes; Meteorology; Nature / Earthquakes & Volcanoes; Science / Astronomy; Science / Earth Sciences / Meteorology & Climatology

This scarce antiquarian book is a selection from Kessinger Publishing's Legacy Reprint Series. Due to its age, it may contain imperfections such as marks, notations, marginalia and flawed pages. Because we believe this work is culturally important, we have made it available as part of our commitment to protecting, preserving, and promoting the world's literature. Kessinger Publishing is the place to find hundreds of thousands of rare and hard-to-find books with something of interest for everyone!

This is a reproduction of a book published before 1923. This book may have occasional imperfections such as missing or blurred pages, poor pictures, errant marks, etc. that were either part of the original artifact, or were introduced by the scanning process. We believe this work is culturally important, and despite the imperfections, have elected to bring it back into print as part of our continuing commitment to the preservation of printed works worldwide. We appreciate your understanding of the imperfections in the preservation process, and hope you enjoy this valuable book. ++++ The below data was compiled from various identification fields in the bibliographic record of this title. This data is provided as an additional tool in helping to ensure edition identification: ++++ The Mathematical Theories Of The Earth: Address Before The Section Of Mathematics And Astronomy, American Association For The Advancement Of Science, At The Toronto Meeting, Aug. 1889 Robert Simpson Woodward The Salem press publishing and printing co., 1889

Also, Report On Astronomical Work Of 1889 And 1890.

This book is a facsimile reprint and may contain imperfections such as marks, notations, marginalia and flawed pages.