"July 1968"--Cover.Based on work done in cooperation with the Black Warrior Petroleum Co., Inc. and the University of Alabama.Includes bibliographical references.Mode of access: Internet
Based on work done in cooperation with the University of Alabama and Dixie Mines Inc., Heflin, Ala.I...
"May 1971"--Cover.Based on work done in cooperation with the University of Alabama.Includes bibliogr...
"June 1971"--Cover.Based on work done in cooperation with the University of Alabama.Includes bibliog...
Based on work done in cooperation with the University of Alabama.Includes bibliographical references...
"November 1969"--Cover.Based on work done in cooperation with the University of Alabama.Includes bib...
"June 1969"--Cover.Based on work done in cooperation with the University of Alabama.Includes bibliog...
Performed in cooperation with the University of Alabama and the Kelly-Moore Paint Co., Inc.Includes ...
Based on work done in cooperation with the University of Alabama.Includes bibliographical references...
"March 1971"--Cover.Based on work done in cooperation with the University of Alabama.Includes biblio...
Based on work done in cooperation with the Lithium Corporation of America and the University of Alab...
"Based on work done in cooperation with the University of Alabama and the United States Pipe and Fou...
"April 1969"--Cover.Based on work done in cooperation with the University of Alabama.Includes biblio...
"July 1967"--Cover.Performed with the cooperation of the Cleveland Cliffs Iron Co.Includes bibliogra...
Work done under cooperative agreement with the University of Alabama.Includes bibliographical refere...
"The work upon which this report was based was done under a cooperative agreement between the Bureau...
Based on work done in cooperation with the University of Alabama and Dixie Mines Inc., Heflin, Ala.I...
"May 1971"--Cover.Based on work done in cooperation with the University of Alabama.Includes bibliogr...
"June 1971"--Cover.Based on work done in cooperation with the University of Alabama.Includes bibliog...
Based on work done in cooperation with the University of Alabama.Includes bibliographical references...
"November 1969"--Cover.Based on work done in cooperation with the University of Alabama.Includes bib...
"June 1969"--Cover.Based on work done in cooperation with the University of Alabama.Includes bibliog...
Performed in cooperation with the University of Alabama and the Kelly-Moore Paint Co., Inc.Includes ...
Based on work done in cooperation with the University of Alabama.Includes bibliographical references...
"March 1971"--Cover.Based on work done in cooperation with the University of Alabama.Includes biblio...
Based on work done in cooperation with the Lithium Corporation of America and the University of Alab...
"Based on work done in cooperation with the University of Alabama and the United States Pipe and Fou...
"April 1969"--Cover.Based on work done in cooperation with the University of Alabama.Includes biblio...
"July 1967"--Cover.Performed with the cooperation of the Cleveland Cliffs Iron Co.Includes bibliogra...
Work done under cooperative agreement with the University of Alabama.Includes bibliographical refere...
"The work upon which this report was based was done under a cooperative agreement between the Bureau...
Based on work done in cooperation with the University of Alabama and Dixie Mines Inc., Heflin, Ala.I...
"May 1971"--Cover.Based on work done in cooperation with the University of Alabama.Includes bibliogr...
"June 1971"--Cover.Based on work done in cooperation with the University of Alabama.Includes bibliog...