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Columbia Accident Investigation Board Report: Volume 1

Description: First volume of the final report produced by the Columbia Accident Investigation Board including the details of the Board's seven month investigation into the February 1, 2003 loss of the Space Shuttle Columbia. It includes sections on the accident, why it occurred, and observations for the future.
Date: August 2003
Creator: Columbia Accident Investigation Board
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
open access

Problems of Rising Ground-Water Levels in Urban Areas with Special Reference to the Louisville, Kentucky Area

Description: From abstract: Rising ground-water levels are a problem in many urban areas in the United States because of the potential damage to man-made structures such as basements, foundations, utility lines, and septic tank systems. A decrease in ground-water withdrawals, above average precipitation, recharge from irrigation water, and leaky water lines and sewers are some of the causes of water level rises in cities such as San Bernardino, California; Greely and Fort Collins, Colorado; New York City bo… more
Date: 1983
Creator: Whitesides, Douglas V.; Faust, Robert J. & Zettwoch, Douglas D.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department

Ensemble: 2020-02-29 – Opera

Description: Recording of the February 29 performance of the opera "Regina" UNT College of Music Lyric Theater.
Access: Restricted to UNT Community Members. Login required if off-campus.
Date: February 29, 2020
Duration: 2 hours 15 minutes 02 seconds
Creator: University of North Texas. Division of Vocal Studies. Opera.
Item Type: Refine your search to only Video
Location: 33.206321 -97.155060
Partner: UNT Music Library
open access

High-Temperature Properties in Relation to Design

Description: The essential physical and mechanical properties of materials which enter into the design considerations of high-temperature systems have been outlined, and the relationship of these factors to the detailed design of structural members noted. Particular attention is given to the phenomenon of strain-cycling and relaxation, and several engineering devices wherein these effects can markedly influence design are mentioned. Techniques and apparatus for the measurement of strain-cycling and relaxati… more
Date: March 14, 1957
Creator: Weir, J. R.; Meghreblian, Robert V. (Robert Vartan) & Douglas, D. A.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
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