Table of Contents:
  • Revised correlations of the Shoal Creek and La Salle Limestone Members of the Bond Formation (Pennsylvanian) in northern Illinois / Russell J. Jacobson
  • Revision of nomenclature for the Springfield (No. 5) Coal Member of Illinois / C. Brian Trask, James E. Palmer, and Russell A. Peppers
  • The Turner Mine Shale Member : a newly named stratigraphic unit of the Carbondale Formation / W. John Nelson
  • Stratigraphic reassignment of the Hagarstown Member in Illinois / Myrna M. Killey and Jerry A. Lineback.