Resource Type

The Geochemical Atlas of Alaska (open access)

The Geochemical Atlas of Alaska

The Geochemical Atlas of Alaska presents regional geochemical data as computer-generated images having concentration values of the elements displayed as colors and color intensities.
Date: October 1983
Creator: Los Alamos National Laboratory. Earth and Space Sciences Division. Geochemistry Group.
System: The UNT Digital Library
Design of a borehole data acquisition transmission system: final report (open access)

Design of a borehole data acquisition transmission system: final report

Design of a borehole data aquisition transmission system
Date: June 1981
Creator: Hancock, R. L. & Bowden, J. C.
System: The UNT Digital Library
Coal Project: Five Year Framework (FY 1976 Through FY 1980) (open access)

Coal Project: Five Year Framework (FY 1976 Through FY 1980)

This document presents the total scope of the framework for the U.S. Coal Project during fiscal years 1976 through 1980. The project was initiated to provide information for appropriate involvement of the Fish and Wildlife Service in U.S. coal development actions.
Date: July 14, 1976
Creator: Coal Project (U.S.)
System: The UNT Digital Library
Reactor Shielding Design Manual (open access)

Reactor Shielding Design Manual

The purpose of this manual is to help an engineer or scientist to design a practical shield by making available to them the techniques and data developed by the Naval Reactors Program and Pressurized Water Reactor Program.
Date: March 1956
Creator: Rockwell, Theodore, III
System: The UNT Digital Library
Natural Ventilation of Michigan Copper Mines (open access)

Natural Ventilation of Michigan Copper Mines

Technical paper issued by the Bureau of Mines over the ventilation of copper mines in Michigan. Natural ventilation of the mines and mining conditions are discussed. This report includes tables, maps, and illustrations.
Date: 1932
Creator: McElroy, G. E.
System: The UNT Digital Library
Safety Rules for the Installation and Maintenance of Electrical Supply and Communication Lines: Comprising Part 2 of the Fourth Edition National Electrical Safety Code (open access)

Safety Rules for the Installation and Maintenance of Electrical Supply and Communication Lines: Comprising Part 2 of the Fourth Edition National Electrical Safety Code

Report containing information regarding "the construction and maintenance of overhead and underground electrical supply and communication lines" (p. ii).
Date: April 15, 1927
Creator: United States. Bureau of Standards.
System: The UNT Digital Library
Directions for Sampling Coal for Shipment or Delivery (open access)

Directions for Sampling Coal for Shipment or Delivery

Technical paper issued by the Bureau of Mines with instructions for coal sampling for shipment. As stated in the introduction, "this paper deals with the sampling of coal after it has been mined" (p. 5). This paper includes illustrations.
Date: June 1917
Creator: Pope, George S.
System: The UNT Digital Library