Arbuckles' illustrated atlas of fifty principal nations of the world.

Atlas shows illustrations of nations throughout the world with brief descriptions.
Date: 1889
Creator: Arbuckle Bros.
Object Type: Map
System: The Portal to Texas History
Reconnaissance for Uranium in the Copiapo Area, Province of Atacama, Chile (open access)

Reconnaissance for Uranium in the Copiapo Area, Province of Atacama, Chile

Abstract: The area was examined for a period of about two weeks during October and November 1958 by geologists of the U.S. Atomic Energy Commission and the Instituto de Investigaciones Geológicas de Chile for the purpose of evaluating known uranium occurrences and determining the overall potential of the region for uranium.
Date: June 1962
Creator: Bowes, William A.; Knowles, Paul H.; C., Mario Serrano & S., Rudolfo Grüenwald
Object Type: Report
System: The UNT Digital Library
Reconnaissance for Uranium in the Chanaral-Taltal area, Provinces of Antofagasta and Atacama, Chile (open access)

Reconnaissance for Uranium in the Chanaral-Taltal area, Provinces of Antofagasta and Atacama, Chile

Abstract: In the Chañaral-Taltal area of northern Chile irregular replacement type iron deposits are especially well developed along a somewhat radioactive lithologic belt in andesite volcanic rocks and Cretaceous dioretic intrusions to the east of the Atacama fault, a prominent shear zone.
Date: December 1961
Creator: Bowes, William A.; Knowles, Paul H.; Moraga B., Aldo & C., Mario Serrano
Object Type: Report
System: The UNT Digital Library
[Letter from I. H. to Cecile Kempner] (open access)

[Letter from I. H. to Cecile Kempner]

Letter to Cecile from her father discussing a conference in San Francisco, Roman Catholicism in Europe, and international relations.
Date: 19XX
Creator: Kempner, Isaac H. (Isaac Herbert), 1873-1967
Object Type: Letter
System: The Portal to Texas History
Reconnaissance for Uranium in the San Pedro de Atacama and Laco areas, Province of Antofagasta, Chile (open access)

Reconnaissance for Uranium in the San Pedro de Atacama and Laco areas, Province of Antofagasta, Chile

Abstract: A reconnaissance for uranium in and a general geologic study of the San Pedro de Atacama and Laco areas of nothern Chile disclosed no significant radioactivity in the Laco area, but near San Pedro de Atacama slight anomalies were detected in limey silts of the San Pedro formation.
Date: December 1961
Creator: Knowles, Paul H.; Bowes, William A.; C., Mario Serrano & Moraga B., Aldo
Object Type: Report
System: The UNT Digital Library
GEO Year Book 2007: An Overview of Our Changing Environment (open access)

GEO Year Book 2007: An Overview of Our Changing Environment

This publication is an overview of major global environmental issues and policy decisions during the course of 2007.
Date: 2007
Creator: United Nations Environment Programme
Object Type: Text
System: The UNT Digital Library
United States Earthquakes, 1952 (open access)

United States Earthquakes, 1952

Report discussing earthquake activity in the United States during 1952. The report is broken down by regions and has sections for specific earthquakes.
Date: 1952
Creator: unknown
Object Type: Report
System: The UNT Digital Library