[21227] North American, Strata: Upper Carboniferous (Pennsylvanian), Period: 26290, Rec 1873

[Rec № 1873] A paleocurrent study of Upper Mississippian and Lower Pennsylvanian rocks in the Frontal Ouachita Mountains and Arkansas Valley

Sullivan, Jr., D. A.
Doctoral dissertation, Washington University, 1966, « Missing Vol »