000125099 000__ 00944cam\a2200253Ia\4500 000125099 001__ 125099 000125099 005__ 20210513043836.0 000125099 008__ 881228s1988\\\\iluab\\\\b\\\\00010\eng\d 000125099 035__ $$a(OCoLC)ocm18944445 000125099 035__ $$a125099 000125099 040__ $$aGIS$$cGIS$$dAGL 000125099 049__ $$aISEA 000125099 090__ $$aQE105$$b.A45 no.542 000125099 1001_ $$aBerg, Richard C. 000125099 24510 $$aStack-unit mapping of geologic materials in Illinois to a depth of 15 meters /$$cRichard C. Berg and John P. Kempton. 000125099 260__ $$aChampaign, Illinois :$$bIllinois State Geological Survey,$$c1988. 000125099 300__ $$a23 p. :$$bcol. ill., col. maps ;$$c28 cm. 000125099 4901_ $$aCircular / Illinois State Geological Survey ;$$v542 000125099 500__ $$aFour maps on folded sheets in pocket. 000125099 504__ $$aBibliography: p. 21-22. 000125099 650_0 $$aGeological mapping$$zIllinois. 000125099 7001_ $$aKempton, John P.$$q(John Paul) 000125099 7102_ $$aIllinois State Geological Survey. 000125099 830_0 $$aCircular (Illinois State Geological Survey) ;$$v542. 000125099 85200 $$bgen$$hQE105$$i.A45$$ino.542 000125099 909CO $$ooai:library.usi.edu:125099$$pGLOBAL_SET 000125099 980__ $$aBIB 000125099 980__ $$aBOOK