Correlation and palynology of coals in the Carbondale and Spoon formations (Pennsylvanian) of the northeastern part of the Illinois Basin

Bibliography: p. 139-144.

Stratigraphic correlations of the Seelyville, Dekoven, and Davis coals of Illinois, Indiana, and western Kentucky /

Errata slip inserted.

Geology, paleontology, and correlation of Eocene volcaniclastic rocks, southeast Absaroka Range, Hot Springs County, Wyoming /

Mode of access: Internet.

Petrography and correlation of Precambrian clastic sedimentary rocks associated with the Midcontinent Rift System /

Includes bibliographical references (pages 19-20).

Systematic paleontology of quaternary ostracode assemblages from the Gulf of Alaska /

Mode of access: Internet.

The correlation of the pre-Cambrian rocks of the region of the Great Lakes,

Mode of access: Internet.

The geology of Rutland and the parts of Lincoln, Leicester, Northhampton, Huntingdon, and Cambridge, included in sheet 64 of the one-inch map of the Geological survey, with an introductory essay on the classification and correlation of the Jurassic rocks of the Midland district of England.

"Bibliography of the district": p. 293-301.