[043-19]Current Evaluation of the Cambrian-Keweenawan Boundary
Raasch, Gilbert O. Current Evaluation of the Cambrian-Keweenawan Boundary 043-19-print
[044-17]Revision of Croixan Dikelocephalidae
Raasch, Gilbert O. Revision of Croixan Dikelocephalidae 044-17-print
[045-17]Oneota Formation, Stoddard Quadrangle, Wisconsin
Raasch, Gilbert O. Oneota Formation, Stoddard Quadrangle, Wisconsin 045-17-print