[22187] North American, Strata: Lower Carboniferous (Mississippian), Period: 25892, Rec 1495

[Rec № 1495] The lithostratigraphy and depositional environments of the Pitkin Formation (Mississippian) in Adair County, northeastern Oklahoma

Clupper, D. R.
Masters thesis, University of Oklahoma, 1978, « Missing Vol »