Plum River Fault Zone of Northwestern Illinois von Kolata, Dennis R., Buschbach, T. C.

Ordovician K-bentonites of eastern North America von Kolata, Dennis R., Huff, Warren D., Bergström, Stig M.

Inhaltsverzeichnis

K-bentonites of the Ordovician Decorah Subgroup, Upper Mississippi Valley correlation by chemical fingerprinting von Kolata, Dennis R., Frost, Joyce K., Huff, Warren D.

Structural framework of the Mississippi Embayment of Southern Illinois von Kolata, Dennis R., Treworgy, Janis D., Masters, John M.

The Platteville and Galena groups in Northern Illinois von Willman, Harold B., Kolata, Dennis R.

K-Bentonites of the Ordovician Decorah Subgroup, Upper Missisippi Valley correlation by chemical fingerprinting von Kolata, Dennis R., Frost, Joyce K., Huff, Warren D.

Lithostratigraphy and depositional environments of the Maquoketa Group (Ordovician) in northern Illinois von Kolata, Dennis R., Graese, Anne M.

Middle ordovician echinoderms from Northern Illinois and Southern Wisconsin von Kolata, Dennis R.