Don G. Bebout / Charles A. Caughey / Charles W. Kreitler / Christopher D. Henry / J. H. McGowen / José Ulises Ricoy / R. G. Loucks / Robert A. Morton / Thomas C. Gustavson / University of Texas at Austin. Bureau of Economic Geology / William Douglas Hall / L. E. Garner / Leonard Franklin Brown / Mary J. Pieper / P. E. Luttrell / Bruce H. Wilkinson / J. H. Seo / William E. Galloway | 