Gases from Blasting in Tunnels and Metal-Mine Drifts (open access)

Gases from Blasting in Tunnels and Metal-Mine Drifts

From Introduction: "This paper gives the results of sampling the gases from blasting drift rounds at five mines-the United Verde Extension, Calumet & Arizona, Old Dominion, Mountain Copper, and the United Verde-and of tunnel rounds at the Big Creek water tunnel and Moffat railroad tunnel. The paper also describes the rounds blasted and the methods of sampling and analyzing the gases. In all, 99 rounds were fired and 376 samples were taken."
Date: 1927
Creator: Gardner, E. D.; Howell, S. P. & Jones, G. W.
Object Type: Report
System: The UNT Digital Library
Drilling and Blasting in Metal-Mine Drifts and Crosscuts (open access)

Drilling and Blasting in Metal-Mine Drifts and Crosscuts

From Introduction: "This report shows the results obtained and conclusions drawn from observing the blasting of 108 rounds at 13 mines in six different States. Kinds of rock drills, drill steel, and forms of drill bits are not considered."
Date: 1929
Creator: Gardner, E. D.
Object Type: Report
System: The UNT Digital Library
Drilling and Blasting in Open-Cut Copper Mines (open access)

Drilling and Blasting in Open-Cut Copper Mines

From Introduction: "The drilling and blasting practices described in this bulletin are chiefly those in use at the time of these visits. Information, obtained by correspondence, on recent changes at certain mines is also included. The bulletin is confined to descriptions and comparisons of drilling and blasting methods at the six open-cut mines."
Date: 1927
Creator: Gardner, E. D.
Object Type: Report
System: The UNT Digital Library
Abstracts of Current Decisions on Mines and Mining: May to August, 1919 (open access)

Abstracts of Current Decisions on Mines and Mining: May to August, 1919

Bulletin issued by the U.S. Bureau of Mines: "This publication is devoted exclusively to a review and abstracts of decisions based on the laws governing the rights and duties of mine owners, operators, miners, and persons trafficking in all kinds of mining properties. It includes abstracts of current decisions of all the Federal and State courts of last resort on questions relating to the mining industries" (Bulletin 61, p. 9).
Date: 1920
Creator: Thompson, J. W.
Object Type: Report
System: The UNT Digital Library
Report on the Agricultural Experiment Stations, 1927 (open access)

Report on the Agricultural Experiment Stations, 1927

Volume provides a summary of the progress of each agricultural experiment station. Also includes statistics, a bibliography of experiment station publications, and selected studies.
Date: October 31, 1928
Creator: United States. Office of Experiment Stations.
Object Type: Book
System: The UNT Digital Library
Analyses of Mine and Car Samples of Coal Collected in the Fiscal Years 1916 to 1919 (open access)

Analyses of Mine and Car Samples of Coal Collected in the Fiscal Years 1916 to 1919

From Introduction: "The present bulletin presents analyses and descriptions of samples collected during the fiscal years 1916 to 1919. In order that the material in this bulletin may be used to supplement that presented in Bulletins 22, 85, and 123, the same plan of geographical classification has been followed, the analyses and descriptions of the samples being grouped in alphabetical order according to the State, country, and town near which the mines or prospects sampled are situated."
Date: 1922
Creator: Fieldner, Arno C.; Selvig, Walter A. & Paul, J. W.
Object Type: Report
System: The UNT Digital Library
The Battalion, Volume 30, Number 22, March 1922 (open access)

The Battalion, Volume 30, Number 22, March 1922

Monthly literary journal of A. & M. College of Texas containing original short stories, essays, poetry, and other creative works written by students.
Date: March 1922
Creator: Agricultural and Mechanical College of Texas. Austin Society.
Object Type: Journal/Magazine/Newsletter
System: The Portal to Texas History
Experiment Station Record, Volume 40, January-June, 1919 (open access)

Experiment Station Record, Volume 40, January-June, 1919

Volume provides abstracts of agricultural experiments conducted during the year. Also includes statistics, convention reports, bulletins, bibliographies, and listings for Spanish edition publications from the Porto Rico station. Name and subject indexes start on page 901.
Date: 1920
Creator: United States. Office of Experiment Stations.
Object Type: Book
System: The UNT Digital Library
Experiment Station Record, Volume 41, July-December, 1919 (open access)

Experiment Station Record, Volume 41, July-December, 1919

Volume provides abstracts of agricultural experiments conducted during the year. Also includes statistics, convention reports, bulletins, bibliographies and listings for Spanish edition publications from the Porto Rico Station. Name and subject indexes start on page 901.
Date: 1920
Creator: United States. Office of Experiment Stations.
Object Type: Book
System: The UNT Digital Library
Experiment Station Record, Volume 42, January-July, 1920 (open access)

Experiment Station Record, Volume 42, January-July, 1920

Volume provides abstracts of agricultural experiments conducted during the year. Also includes statistics, convention reports, bulletins, bibliographies and listings for Spanish edition publications from the Porto Rico Station. Name and subject indexes start on page 901.
Date: 1921
Creator: United States. Office of Experiment Stations.
Object Type: Book
System: The UNT Digital Library
Warehouse Laws of the State of Texas and List of State Bonded Warehouses (open access)

Warehouse Laws of the State of Texas and List of State Bonded Warehouses

Agriculture bulletin printing selected excerpts of Texas laws related to the state bonding of warehouses and markets, along with a list of warehouses under bond in the state at the time of publication, organized by county.
Date: July 1929
Creator: Davis, Fred W.
Object Type: Book
System: The Portal to Texas History
Technology and Uses of Silica and Sand (open access)

Technology and Uses of Silica and Sand

Report discussing the technology for mining silica and the various uses of silica in industry and the arts.
Date: 1927
Creator: Weigel, W. M.
Object Type: Report
System: The UNT Digital Library
Technology and Uses of Silica and Sand (open access)

Technology and Uses of Silica and Sand

Report issued by the Bureau of Mines over studies conducted on the production and uses of silica. Forms and different uses for silica are discussed. This report includes tables, illustrations, and photographs.
Date: 1927
Creator: Weigel, W. M.
Object Type: Report
System: The UNT Digital Library
Coal-Mine Fatalities in the United States, 1925 (open access)

Coal-Mine Fatalities in the United States, 1925

Report compiled by the U.S. Bureau of Mines including statistics on fatalities in coal mines located in the United States as well as data regarding the various operations (e.g., number of miners employed and average production). The information is organized into tables for comparison and the text draws some overall conclusions in the summary.
Date: 1926
Creator: Adams, William W.
Object Type: Report
System: The UNT Digital Library
Annual Report of the Director of the Bureau of Standards to the Secretary of Commerce for the Fiscal Year Ended June 30, 1922 (open access)

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 U.S. National Bureau of Standards discussing the staff, facilities, and activities of the agency during the fiscal year 1921-1922.
Date: 1922
Creator: Stratton, S. W.
Object Type: Report
System: The UNT Digital Library
Experiment Station Record, Volume 43, July-December, 1920 (open access)

Experiment Station Record, Volume 43, July-December, 1920

Volume provides abstracts of agricultural experiments conducted during the year. Also includes statistics, convention reports, bulletins, bibliographies and listings for Spanish edition publications from the Porto Rico Station. Name and subject indexes start on page 901.
Date: 1921
Creator: United States. Office of Experiment Stations.
Object Type: Book
System: The UNT Digital Library
Experiment Station Record, Volume 45, July-December, 1921 (open access)

Experiment Station Record, Volume 45, July-December, 1921

Volume provides abstracts of agricultural experiments conducted during the year. Also includes statistics, convention reports, bulletins, bibliographies and listings for Spanish edition publications from the Porto Rico Station. Name and subject indexes start on page 901.
Date: 1921
Creator: United States. Office of Experiment Stations.
Object Type: Book
System: The UNT Digital Library
Experiment Station Record, Volume 44, January-June, 1921 (open access)

Experiment Station Record, Volume 44, January-June, 1921

Volume provides abstracts of agricultural experiments conducted during the year. Also includes statistics, convention reports, bulletins, bibliographies and listings for Spanish edition publications from the Porto Rico Station. Name and subject indexes start on page 901.
Date: 1921
Creator: United States. Office of Experiment Stations.
Object Type: Book
System: The UNT Digital Library
Work and Expenditures of the Agricultural Experiment Stations, 1919 (open access)

Work and Expenditures of the Agricultural Experiment Stations, 1919

Volume provides a summary of the progress of each agricultural experiment station. Also includes statistics, discussions of foreign investigations, and selected studies.
Date: 1921
Creator: United States. Office of Experiment Stations.
Object Type: Book
System: The UNT Digital Library
Work and Expenditures of the Agricultural Experiment Stations, 1921 (open access)

Work and Expenditures of the Agricultural Experiment Stations, 1921

Volume provides a summary of the progress of each agricultural experiment station. Also includes statistics, discussions of foreign investigations, and selected studies.
Date: 1922
Creator: United States. Office of Experiment Stations.
Object Type: Book
System: The UNT Digital Library
Experiment Station Record, Volume 49, July-December, 1923 (open access)

Experiment Station Record, Volume 49, July-December, 1923

Volume provides abstracts of agricultural experiments conducted during the year. Also includes statistics, convention reports, bulletins, bibliographies and listings for Spanish edition publications from the Porto Rico Station. Name and subject indexes start on page 901.
Date: 1924
Creator: United States. Office of Experiment Stations.
Object Type: Book
System: The UNT Digital Library
Experiment Station Record, Volume 48, January-June, 1923 (open access)

Experiment Station Record, Volume 48, January-June, 1923

Volume provides abstracts of agricultural experiments conducted during the year. Also includes statistics, convention reports, bulletins, bibliographies and listings for Spanish edition publications from the Porto Rico Station. Name and subject indexes start on page 901.
Date: 1923
Creator: United States. Office of Experiment Stations.
Object Type: Book
System: The UNT Digital Library
Experiment Station Record, Volume 46, January-June, 1922 (open access)

Experiment Station Record, Volume 46, January-June, 1922

Volume provides abstracts of agricultural experiments conducted during the year. Also includes statistics, convention reports, bulletins, bibliographies and listings for Spanish edition publications from the Porto Rico Station. Name and subject indexes start on page 901.
Date: 1923
Creator: United States. Office of Experiment Stations.
Object Type: Book
System: The UNT Digital Library
Experiment Station Record, Volume 47, July-December, 1922 (open access)

Experiment Station Record, Volume 47, July-December, 1922

Volume provides abstracts of agricultural experiments conducted during the year. Also includes statistics, convention reports, bulletins, bibliographies and listings for Spanish edition publications from the Porto Rico Station. Name and subject indexes start on page 901.
Date: 1923
Creator: United States. Office of Experiment Stations.
Object Type: Book
System: The UNT Digital Library