This system will be undergoing maintenance Tuesday, December 6 from 9AM to 12PM CST.

  You limited your search to:

 Country: United States
 Decade: 1920-1929
 Collection: Technical Report Archive and Image Library
Studies of Basin-Range Structure

Studies of Basin-Range Structure

Date: 1928
Creator: Gilbert, Grove Karl
Description: From preface: This paper represents the partial fruition of a broad plan to reexamine critically the subject of Basin-Range structure.
Contributing Partner: UNT Libraries Government Documents Department
Shorter Contributions to General Geology, 1928

Shorter Contributions to General Geology, 1928

Date: 1929
Creator: Mendenhall, W. C.
Description: From introduction: The district discussed in this report embraces the entire northern peninsula of Michigan and the parts of northern Wisconsin and northeastern Minnesota that were covered by a re-advance of the Superior lobe of the Labrador ice sheet late in the Wisconsin stage of glaciation.
Contributing Partner: UNT Libraries Government Documents Department
Notes on the Geology of Upper Nizina River Alaska

Notes on the Geology of Upper Nizina River Alaska

Date: 1928
Creator: Moffit, Fred H.
Description: Introduction: It is not intended to give here a full account of the geology of the district but rather to present certain new features that were observed during the season, with enough of the general geology, which is already well known and fully described in other publications, to make them understandable.
Contributing Partner: UNT Libraries Government Documents Department
Reduction Mills in Montana in 1925

Reduction Mills in Montana in 1925

Date: March 1927
Creator: Gerry, C. N.
Description: List of reduction mills in Montana, compiled in the course of investigations of mineral resources of Montana. It includes information about each loaction including: the process, character of ore, when the mill was operated, and custom work; equipment and power used; and capacity in tons.
Contributing Partner: UNT Libraries Government Documents Department
Survey of Gravities of Domestic Crudes

Survey of Gravities of Domestic Crudes

Date: April 1929
Creator: Hopkins, G. R. & Coons, A. B.
Description: Report on the comparative gravities of oil extracted from different regions of the United States.
Contributing Partner: UNT Libraries Government Documents Department
Ocher and Ochery Earths

Ocher and Ochery Earths

Date: May 1929
Creator: Santmyers, R. M.
Description: Report about ocher or ochery earth, "a natural mineral pigment composed largely of clay permeated with hydrated iron (ferric oxide)" (p. 2). It includes information about the uses of choer, substitutes, artificial ocher, mining and local deposits, import and export of ocher, and related information.
Contributing Partner: UNT Libraries Government Documents Department
Report of the Twenty-Second National Conference on Weights and Measures, 1929

Report of the Twenty-Second National Conference on Weights and Measures, 1929

Date: June 1929
Creator: United States. National Bureau of Standards.
Description: Report of the annual conference on weights and measures, hosted by the U.S. National Bureau of Standards in Washington D.C. It includes conference proceedings, a list of attendees, information about committees and officers, and other reports or commentaries discussed at the meetings.
Contributing Partner: UNT Libraries Government Documents Department
Report of the Twenty-First National Conference on Weights and Measures, 1928

Report of the Twenty-First National Conference on Weights and Measures, 1928

Date: May 1928
Creator: United States. National Bureau of Standards.
Description: Report of the annual conference on weights and measures, hosted by the U.S. National Bureau of Standards in Washington D.C. It includes conference proceedings, a list of attendees, information about committees and officers, and other reports or commentaries discussed at the meetings.
Contributing Partner: UNT Libraries Government Documents Department
Revision of the American Chipmunks: (Genera Tamias and Eutamias)

Revision of the American Chipmunks: (Genera Tamias and Eutamias)

Date: November 1929
Creator: Howell, Arthur H.
Description: Brief summary of the geographic distribution, life history, and subgenera of genera Tamias and Eutamias.
Contributing Partner: UNT Libraries Government Documents Department
A Biological Survey of North Dakota

A Biological Survey of North Dakota

Date: December 1926
Creator: Bailey, Vernon
Description: Summary of physiography and life zones and mammals of North Dakota.
Contributing Partner: UNT Libraries Government Documents Department
A Biological Survey of the Pribilof, Alaska

A Biological Survey of the Pribilof, Alaska

Date: June 20, 1923
Creator: Preble, Edward A. & McAtee, W. L.
Description: Brief summary of the geographic distribution, habits, and habitats of the birds, mammals, insects, arachnids, and chilopods of the Pribilof Islands.
Contributing Partner: UNT Libraries Government Documents Department
Revision of the American Pikas (Genus Ochotona)

Revision of the American Pikas (Genus Ochotona)

Date: August 21, 1924
Creator: Howell, Arthur H.
Description: Discusses distribution, habitat, habits, pelage, molt, specimens, history, and nomenclature of pikas. Provides descriptions, locations, and a key for species and subspecies.
Contributing Partner: UNT Libraries Government Documents Department
A Biological Survey of Alabama

A Biological Survey of Alabama

Date: October 28, 1921
Creator: Howell, Arthur H.
Description: Booklet describing the biology of Alabama in two sections: (1) physiography and life zones, and (2) mammals. It also includes an annotated species list of mammals, bibliography, and index starting on page 81.
Contributing Partner: UNT Libraries Government Documents Department
Taxonomic Review of American Long-tailed Shrews (Genera Sorex and Microsorex)

Taxonomic Review of American Long-tailed Shrews (Genera Sorex and Microsorex)

Date: July 1928
Creator: Jackson, Hartley H. T.
Description: Brief summary of the habitat, habits, food and economic status, measurements, subfamilies, and subgenera of genera Sorex and Microsorex.
Contributing Partner: UNT Libraries Government Documents Department
Future Timber Supply for Coal Mines: What One Company is Doing

Future Timber Supply for Coal Mines: What One Company is Doing

Date: November 1926
Creator: Tracy, L. D.
Description: Report discussing a case study of a coal company in Western Pennsylvania to show how mining companies might decrease their timber bills.
Contributing Partner: UNT Libraries Government Documents Department
Recovery of Gold from Black Sand Tailings

Recovery of Gold from Black Sand Tailings

Date: October 1920
Creator: Gross, John
Description: Report on the recovery of gold from black sand tailings, based on tests conducted at the U.S. Bureau of Mines' Alaska Station.
Contributing Partner: UNT Libraries Government Documents Department
Annual Report of the Director of the Bureau of Standards to the Secretary of Commerce for the Fiscal Year Ended June 30, 1922

Annual Report of the Director of the Bureau of Standards to the Secretary of Commerce for the Fiscal Year Ended June 30, 1922

Date: 1922
Creator: Stratton, S. W.
Description: Annual report of the director of the U.S. National Bureau of Standards discussing the staff, facilities, and activities of the agency during the fiscal year 1921-1922.
Contributing Partner: UNT Libraries Government Documents Department
Report of the Nineteenth National Conference on Weights and Measures, 1926

Report of the Nineteenth National Conference on Weights and Measures, 1926

Date: 1926
Creator: United States. Bureau of Standards.
Description: Report of the annual conference on weights and measures, hosted by the U.S. National Bureau of Standards in Washington D.C. It includes conference proceedings, a list of attendees, information about committees and officers, and other reports or commentaries discussed at the meetings.
Contributing Partner: UNT Libraries Government Documents Department
Analyses of Virginia Coals

Analyses of Virginia Coals

Date: 1926
Creator: Eby, J. Brian, (James Brian), 1896-; Campbell, Marius Robinson, 1858-1940; Paul, J. W.; Fieldner, Arno Carl, 1881-1966; Cooper, Harry Mac, 1882-; Osgood, F. D., 1888-1935 et al.
Description: Report containing several articles discussing coal in the state of Virginia. These articles cover geographic deposition of coal, coal production, mining methods, and analyses of coal samples. Index begins on page 71.
Contributing Partner: UNT Libraries Government Documents Department
Safety Rules for the Installation and Maintenance of Electrical Supply and Communication Lines

Safety Rules for the Installation and Maintenance of Electrical Supply and Communication Lines

Date: April 15, 1927
Creator: United States. Bureau of Standards.
Description: Report containing information regarding "the construction and maintenance of overhead and underground electrical supply and communication lines" (p. ii).
Contributing Partner: UNT Libraries Government Documents Department
Report of the Twentieth National Conference on Weights and Measures, 1927

Report of the Twentieth National Conference on Weights and Measures, 1927

Date: 1928
Creator: United States. Bureau of Standards.
Description: Report of the annual conference on weights and measures, hosted by the U.S. National Bureau of Standards in Washington D.C. It includes conference proceedings, a list of attendees, information about committees and officers, and other reports or commentaries discussed at the meetings.
Contributing Partner: UNT Libraries Government Documents Department
U.S. Bureau of Standards Annual Report: 1921

U.S. Bureau of Standards Annual Report: 1921

Date: July 1921
Creator: United States. Bureau of Standards.
Description: Report describing the functions and operations of the United States Bureau of Commerce and its divisions during the fiscal year.
Contributing Partner: UNT Libraries Government Documents Department
Oil-Shale: An Historical, Technical, and Economic Study

Oil-Shale: An Historical, Technical, and Economic Study

Date: July 1922
Creator: Gavin, Martin J.
Description: Report issued by the U.S. Bureau of Mines discussing studies conducted on the development of the oil-shale industry from a historical, technical, and economic perspective. Results of the studies are presented. This report includes tables, illustrations, and photographs.
Contributing Partner: UNT Libraries Government Documents Department
Leaching Nonsulphide Copper Ores with Sulphur Dioxide

Leaching Nonsulphide Copper Ores with Sulphur Dioxide

Date: May 1923
Creator: Van Barneveld, Charles E. & Leaver, Edmund S.
Description: Report issued by the Bureau of Mines discussing the sulfurous acid leaching of the Southwest experiment station. Operations and analyses of the experiment station are presented. This report includes tables, illustrations, and photographs.
Contributing Partner: UNT Libraries Government Documents Department
FIRST PREV 1 2 3 4 5 NEXT LAST