field trip leaders: Donald F. Reaser, Priscilla P. Nelson, Joe C. Yelderman ; 1990 GSA annual meeting field trip chairmen: Robert T. Clarke and Kent C. Nielsen
edited by John Chadwick (Department of Geology and Environmental Geosciences, College of Charleston, Charleston, South Carolina), Steve Jaume' (Department of Geology and Environmental Geosciences, College of Charleston, Charleston, South Carolina)