Work done under a cooperative agreement between the Bureau of Mines and the University of Wyoming.Bibliography: p. 15.Mode of access: Internet
Work done in cooperation with the U.S. Atomic Energy Commission.Bibliography: p. 10.Mode of access: ...
Mode of access: Internet.Prepared in cooperation with the U. S. Geological Survey
"Compiled under the direction of Clarence McCormick, associate, George Kendrick Buck for L.L. Winkel...
"August 1970"--Cover.Based on work done in cooperation with the University of Wyoming.Bibliography: ...
Based on work done in cooperation with the University of Wyoming.Bibliography: p. 15.Mode of access:...
Work done under a cooperative agreement between the Bureau of Mines and the University of Wyoming.Bi...
"This report represents work done under a cooperative agreement between the Bureau of Mines, Departm...
Based on work done in cooperation with the University of Wyoming.Includes bibliography.Mode of acces...
Prepared for Bureau of Mines Coal Desulfurization Program.Bibliography: p. 11.Mode of access: Intern...
Based on work done in cooperation with the University of Wyoming.Includes bibliographyMode of access...
Based on work done in cooperation with the U.S. Atomic Energy Commission.Bibliography: p. 17-18.Mode...
"September 1970"--Cover.Based on work done under a cooperative agreement with the University of Wyom...
Based on work done under cooperative agreement between the Bureau of Mines and the University of Wyo...
"Based on work done in cooperation with the University of Wyoming."Includes bibliographical referenc...
"The work upon which this report is based was done under a cooperative agreement between the Bureau ...
Work done in cooperation with the U.S. Atomic Energy Commission.Bibliography: p. 10.Mode of access: ...
Mode of access: Internet.Prepared in cooperation with the U. S. Geological Survey
"Compiled under the direction of Clarence McCormick, associate, George Kendrick Buck for L.L. Winkel...
"August 1970"--Cover.Based on work done in cooperation with the University of Wyoming.Bibliography: ...
Based on work done in cooperation with the University of Wyoming.Bibliography: p. 15.Mode of access:...
Work done under a cooperative agreement between the Bureau of Mines and the University of Wyoming.Bi...
"This report represents work done under a cooperative agreement between the Bureau of Mines, Departm...
Based on work done in cooperation with the University of Wyoming.Includes bibliography.Mode of acces...
Prepared for Bureau of Mines Coal Desulfurization Program.Bibliography: p. 11.Mode of access: Intern...
Based on work done in cooperation with the University of Wyoming.Includes bibliographyMode of access...
Based on work done in cooperation with the U.S. Atomic Energy Commission.Bibliography: p. 17-18.Mode...
"September 1970"--Cover.Based on work done under a cooperative agreement with the University of Wyom...
Based on work done under cooperative agreement between the Bureau of Mines and the University of Wyo...
"Based on work done in cooperation with the University of Wyoming."Includes bibliographical referenc...
"The work upon which this report is based was done under a cooperative agreement between the Bureau ...
Work done in cooperation with the U.S. Atomic Energy Commission.Bibliography: p. 10.Mode of access: ...
Mode of access: Internet.Prepared in cooperation with the U. S. Geological Survey
"Compiled under the direction of Clarence McCormick, associate, George Kendrick Buck for L.L. Winkel...