University of Illinois Urbana-Champaign

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Showing 2461–2490 of 2,551 items
Thumbnail for Bibliography and index of Illinois geology through 1965
Bibliography and index of Illinois geology through 1965
William, H.B.; Simon, Jack A.; Lynch, Betty M.; Langenheim, Virginia A.

Thumbnail for Catalog of Devonian and deeper tests in central Illinois
Catalog of Devonian and deeper tests in central Illinois
Stevenson, D.L.; Keys, John N.; Cluff, Robert M.

Thumbnail for Nationalism and Federalism in Nigeria
Nationalism and Federalism in Nigeria
Williams, Babatunde Abraham