University of Illinois Urbana-Champaign

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Showing 31–60 of 227 items
Thumbnail for Dolomite, limestone, cement, and lime produced in Illinois in 1942; preliminary report
Dolomite, limestone, cement, and lime produced in Illinois in 1942; preliminary report
Voskuil, Walter Henry; Stevens, Douglas Franklin joint author

Thumbnail for Clay products industry in Illinois in 1935- preliminary report
Clay products industry in Illinois in 1935- preliminary report
Newton, William Albert; Voskuil, Walter Henry

Thumbnail for Illinois mineral industry in 1944
Illinois mineral industry in 1944
Voskuil, Walter Henry; Stevens, Douglas F.

Thumbnail for Illinois mineral industry in 1943
Illinois mineral industry in 1943
Voskuil, Walter Henry; Stevens, Douglas F.

Thumbnail for Agricultural limestone used in Illinois in 1942 : preliminary report
Agricultural limestone used in Illinois in 1942 : preliminary report
Voskuil, Walter Henry; Stevens, Douglas Franklin

Thumbnail for Coke from Illinois coals Illinois
Coke from Illinois coals Illinois
Thiessen, Gilbert; Voskuil, Walter Henry; Grotts, Paul E.

Thumbnail for Illinois mineral industry in 1942
Illinois mineral industry in 1942
Voskuil, Walter Henry; Stevens, Douglas F.

Thumbnail for Illinois mineral industry in 1945
Illinois mineral industry in 1945
Voskuil, Walter Henry; Stevens, Douglas F.; Hamrick, Nina T.