[032-069] The Covel Conglomerate a Guide Bed in the Pennsylvanian of Northern Illinois
The Covel Conglomerate a Guide Bed in the Pennsylvanian of Northern Illinois Author: Willman, H.B.
033-065] PreGlacial River Ticona
PreGlacial River Ticona Author: Willman, H.B.
[044-14]Cambrian and Lower Ordovician, Exposures in Northern Illinois
Willman, H.B. and Templeton, J.S. Cambrian and Lower Ordovician, Exposures in Northern Illinois 044-14-print
[047-22]Farmdale Drift near Danville, Illinois
Ekblaw, George E. and Willman, H.B. Farmdale Drift near Danville, Illinois 047-22-print
[057-02]Record of Mississippi River Diversion in the Morton Loess of Illinois
Glass, H.D., Frye, John C., and Willman, H.B. Record of Mississippi River Diversion in the Morton Loess of Illinois 057-02-print
[076-15] Memorial to John Chapman Frye (1912-1982)
H.B. Willman Memorial to John Chapman Frye (1912-1982) 076-15-print