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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
Analyses of Foreign Coals
Report summarizing analyses through tables and maps of foreign coals.
Date:
1952
Creator:
Morgan, R. E. & Barkley, J. F.
System:
The UNT Digital Library
The History and Development of Gold Dredging in Montana: with a Chapter on Placer-Mining Methods and Operating Costs
From Introduction: "Although the purpose of this paper is to describe gold dredging in Montana, a brief mention of some early appliances used in New Zealand, Australia, and California may serve as a world-connecting link in our consideration of the development of gold dredging."
Date:
1916
Creator:
Jennings, Hennen
System:
The UNT Digital Library