[032-070] Experimental Production of Vortex Rings
Experimental Production of Vortex Rings Author: Bockstahler, Lester I.
[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.
[032-068] Progress in Geologic Mapping of Illinois 1839-1939
Progress in Geologic Mapping of Illinois 1839-1939 Author: Weller, J. Marvin
[032-067] The Age of the LaSalle Anticline
The Age of the LaSalle Anticline Author: Payne, J. Norman
[032-066] Some Geological Factors in the Location and Construction of the Lake Springfield Dam
Some Geological Factors in the Location and Construction of the Lake Springfield Dam Author: Ekblaw, George E.