- Charles Caldwell Hawley, Chester T. Wrucke, David J. Grimes, Donald H. Richter, Donald Harvey Whitebread, Garland Bayard Gott, Hugh Edward Clifton, Hugh T. Millard, Jack James Rowe, Keith Brindley Ketner, Richard Philip Fischer, Robert Lutz Foster, Wallace R. Griffitts, A. P. Marranzino, Charles J. Zablocki, Donald B. Hoover, Frederick Otto Simon, Frederick S. Fisher, Henry V. Alminas, James George Evans, John Marinenko, N. A. Matson, Theodore J. Armbrustmacher, John E. McLane, Thomas D. Hessin
· 1949
Fluorine content of samples from the vast quantities of lacustrine clay in the San Luis Valley ranged from 170 to 970 ppm.
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Charles Caldwell Hawley, Chester T. Wrucke, David J. Grimes, Donald H. Richter, Donald Harvey Whitebread, Garland Bayard Gott, Geological Survey (U.S.), H. P. Eisenhuth, Hugh Edward Clifton, Hugh T. Millard, Jack James Rowe, Keith Brindley Ketner, Richard Philip Fischer, Robert Lutz Foster, Wallace R. Griffitts, A. P. Marranzino, Charles J. Zablocki, Donald B. Hoover, Frederick Otto Simon, Frederick S. Fisher, Henry V. Alminas, James George Evans, John Marinenko, N. A. Matson, Theodore J. Armbrustmacher, John E. McLane, Thomas D. Hessin· 1968
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The objectives of this report are to ascertain the approximate quantities of coal in the continental United States associated with selected concentration of ranges (bands) for 25 contaminants in coal. This information will be useful in predicting the potential emissions of substances which may require control strategies or affect combustion and conversion technologies being considered for development.
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