[035-51]Bituminous Matter in Warsaw Geodes
Robertson, Percival Bituminous Matter in Warsaw Geodes 035-51-print
[035-50]Thickness of Glacial Drift in Du Page County, Illinois
Mason, A.C. Thickness of Glacial Drift in Du Page County, Illinois 035-50-print
[035-49]Chester Index Ostracodes
Cooper, Chalmer L. Chester Index Ostracodes 035-49-print
[035-48]Use of the Glen Dean Limestone as a Structural Key Horizon in the Illinois Basin
Cohee, George V. Use of the Glen Dean Limestone as a Structural Key Horizon in the Illinois Basin 035-48-print
[035-47]The “Trenton” Near Morris, Illinois
Bieber, C.L. The “Trenton” Near Morris, Illinois 035-47-print
[035-46]The Drought of Central United States, Summer and Autumn, 1940
Lathrop, H.O. The Drought of Central United States, Summer and Autumn, 1940 035-46-print
[035-45]The Murngin: An Example of Human Geography
Gueffroy, Edna M. The Murngin: An Example of Human Geography 035-45-print
[035-44]The Uses and Production of Tung Oil
De Long, George Cass The Uses and Production of Tung Oil 035-44-print
[035-43]The Manufacture of Clay Products in the Lower Wabash Valley
Cutshall, Alden The Manufacture of Clay Products in the Lower Wabash Valley 035-43-print
[035-42]The Colonial Question
Cox, Flemin The Colonial Question 035-42-print