Wyoming stratigraphy

The key to earth history : an introduction to stratigraphy

International stratigraphic guide : a guide to stratigraphic classification, terminology, and procedure

Quaternary geology, Cape Breton Island, Nova Scotia

Proterozoic geology of the western and southeastern Needle Mountains, Colorado field trip guidebook

Perspectives on the eastern margin of the Cretaceous Western Interior Basin

Hydrogeology of the Silurian and Devonian carbonate-rock aquifer system in the Midwestern Basins and Arches Region of Indiana, Ohio, Michigan, and Illinois

Leidy Formation--new name for a Pleistocene glacio-fluviatile-lacustrine sequence in northwestern Wyoming

Quaternary research.

Stratigraphic notes.

Changes in stratigraphic nomenclature by the U.S. Geological Survey.

Structural contours and Phanerozoic structures in the Rapid City, South Dakota 1:100,000 scale quadrangle [and] Structural contours and Phanerozoic structures in the Mount Rushmore, South Dakota 1:100,000 scale quadrangle