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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
World Survey of Tantalum Ore
Report issued by the U.S. Bureau of Mines discussing the occurrences of tantalum in different areas of the world. The tantalum deposits are described in reference to each individual country that it is found in. This report includes maps, tables, and illustrations.
Date:
March 1945
Creator:
Baker, James S.
Object Type:
Report
System:
The UNT Digital Library