Resource Type

Stoping Methods and Costs (open access)

Stoping Methods and Costs

Report presenting a study of stoping methods and costs and summarizing the data obtained in earlier publications and those obtained during investigations in the field that apply particularly to stoping.
Date: 1936
Creator: Jackson, Charles Freeman & Gardner, E. D.
Object Type: Report
System: The UNT Digital Library
Copper Mining in North America (open access)

Copper Mining in North America

From introduction: "In this paper are assembled and summarized many subjects relating to the copper industry in North America. Production of mines and districts, history of the industry in North America. Production of mines and districts, history of the industry, geology, of the principal deposits, and mining methods and costs are discussed."
Date: 1938
Creator: Gardner, E. D.; Johnson, C. H. & Butler, B. S.
Object Type: Report
System: The UNT Digital Library
List of Pensioners on the Roll January 1, 1883; Giving the Name of Each Pensioner, the Cause for Which Pensioned, the Post-Office Address, the Rate of Pension Per Month, and the Date of Original Allowance, as Called for by Senate Resolution of December 8, 1882. Volume 5 (open access)

List of Pensioners on the Roll January 1, 1883; Giving the Name of Each Pensioner, the Cause for Which Pensioned, the Post-Office Address, the Rate of Pension Per Month, and the Date of Original Allowance, as Called for by Senate Resolution of December 8, 1882. Volume 5

List of men receiving military pensions following the U.S. Civil War, organized by state and county. It includes the certificate number, name, address, reason for pension, monthly amount, and date initiated for each person. This final volume includes men living abroad who have U.S. pensions.
Date: 1883
Creator: United States. Congress. Senate.
Object Type: Book
System: The UNT Digital Library
Adsorbent Clays: Their Distribution, Properties, Production, and Uses (open access)

Adsorbent Clays: Their Distribution, Properties, Production, and Uses

From Abstract: "This bulletin is a summary of present knowledge of the adsorbent or bleaching clays-their distribution, field and laboratory identification, physical and chemical properties, uses, quality, and value. Problems in the drying, treating with acids, and washing are discussed, and methods of testing and rating decolorizing efficiency are described."
Date: 1943
Creator: Nutting, P. G.
Object Type: Report
System: The UNT Digital Library