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Browse more than 160,000 publications authored by our scientists over the past 100+ year history of the USGS.  Publications available are: USGS-authored journal articles, series reports, book chapters, other government publications, and more.

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Table of differences of altitude to nearest foot for angles from 1 minute to 2 degrees and for distances under 1 mile

The top line represents differences of altitude in feet. The first column gives vertical angles in degrees and minutes. The body of the table gives distances in miles and hundredths of a mile, corresponding to the number of feet at the top of the column, and the angle at the left of the line.
Authors

A dictionary of altitudes in the United States (second edition)

I have the honor to transmit herewith the manuscript of a second edition of a Dictionary of Altitudes, the first edition having been published in 1884. The present work is considerably enlarged, mainly by the addition of determinations of altitudes by railroads. Besides the additions of matter, the principal change from the earlier edition consists in the substitution of a single alphabetic arrang
Authors
Henry Gannett

A late volcanic eruption in northern California and its peculiar lava

No abstract available.
Authors
Joseph Silas Diller

Altitudes between Lake Superior and the Rocky Mountains

In the survey of Lake Agassiz, a preliminary report of which forms Bulletin No. 39, it was found necessary to ascertain the altitudes determined within its area by railroad surveys as the basis for leveling along the shore lines of that glacial lake, and learning their relations in height to each other, to the great lakes of the St. Lawrence and Nelson Rivers, and to the ocean. From the time of th
Authors
Warren Upham

Correlation papers: Cambrian

No abstract available.
Authors
Charles D. Walcott

Correlation papers: Cretaceous

No abstract available.
Authors
Charles A. White

Correlation papers: Devonian and Carboniferous

No abstract available.
Authors
Henry Shaler Williams

Correlation papers: Eocene

No abstract available.
Authors
William Bullock Clark

Descriptions of a new genus and two new species of North American mammals

No abstract available.
Authors
Clinton Hart Merriam

Eleventh Annual report of the Director of the United States Geological Survey, Part 2- Irrigation: 1889-1890

The work of the United States Irrigation Survey during the second year has been carried oil under the appropriation of $250,000 made March 2, 1889, by the force organized and equipped during the previous year. This is pursuant to the purposes outlined in the first annual report, which explains the origin, purpose, and plan of the Survey, publishes the instructions to the chiefs of the larger divis
Authors
J. W. Powell

Index to the known fossil insects of the world, including myriapods and arachnids

With the view of furthering study in the too neglected field of fossil insects, I transmit herewith for publication the card catalogue of described fossil insects which I have used for twenty years and kept constantly up to date, and which has greatly facilitated my own researches. It is believed to be practically complete. At least where insects are figured, and in many other cases where they are
Authors
Samuel Hubbard Scudder