An analysis of factors controlling deviations in hydraulic equivalence in some modern sands Available to Purchase

Origin of some Pennsylvanian underclays in western Pennsylvania Available to Purchase

Relationship between paleotopography and the thickness and geochemistry of a Pennsylvanian freshwater limestone Available to Purchase

The nature of a fluvial process as defined by settling velocities of heavy and light minerals Available to Purchase

Characteristics of a carboniferous marine invasion in western Pennsylvania Available to Purchase

Reconstruction of depositional environments in the Pennsylvanian Vanport Basin by carbon isotope ratios Available to Purchase

Paleoenvironmental significance of carbon isotopic composition of siderite nodules in some shales of Pennsylvanian age Available to Purchase

Sedimentary facies in the lower Allegheny rocks of western Pennsylvania Available to Purchase