Properties of Typical Crude Oils From Fields of the Eastern Hemisphere (open access)

Properties of Typical Crude Oils From Fields of the Eastern Hemisphere

From Introduction: "The analyses in this bulletin offer a means for judging the relative values of the foreign crude oils compared with familiar crude oils of the United States that have been analyzed by the Bureau of Mines method."
Date: 1937
Creator: Kraemer, A. J. & Lane, E. C.
System: The UNT Digital Library
World Survey of Tantalum Ore (open access)

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.
System: The UNT Digital Library