000017231 000__ 01113cam\a2200313Wi\4500 000017231 001__ 17231 000017231 005__ 20210513003613.0 000017231 008__ 741106s1973\\\\iluab\\\\b\\\s00010\eng\\ 000017231 010__ $$a74-622465 000017231 035__ $$a(OCoLC)ocm01130441 000017231 035__ $$9AAB7855SI 000017231 035__ $$a17231 000017231 040__ $$aDLC$$cDLC$$dISE 000017231 043__ $$an-us-il 000017231 049__ $$aISEA$$c1 [86266] 000017231 0500_ $$aTN872.I3$$bA25 no. 99$$aQE660 000017231 082__ $$a553/.282/09773 s$$a551.7/31/09773 000017231 1001_ $$aBristol, Hubert M. 000017231 24510 $$aOrdovician Galena Group (Trenton) of Illinois :$$bstructure and oil fields /$$cH. M. Bristol, T. C. Buschbach. 000017231 260__ $$aUrbana :$$bIllinois State Geological Survey,$$c1973. 000017231 300__ $$a38 p. :$$bill., map (in pocket) ;$$c28 cm. 000017231 4901_ $$aIllinois petroleum ; 99 000017231 500__ $$aCover title. 000017231 500__ $$aAt head of title: State of Illinois. Department of Registration and Education. 000017231 504__ $$aBibliography: p. 38. 000017231 650_0 $$aGeology, Stratigraphic$$yOrdovician. 000017231 650_0 $$aPetroleum$$xGeology$$zIllinois. 000017231 7001_ $$aBuschbach, T. C.$$q(Thomas Charles),$$d1923-$$ejoint author. 000017231 830_0 $$aIllinois petroleum ;$$v99. 000017231 85200 $$bgen$$hTN872.I3$$iA25$$ino.99 000017231 909CO $$ooai:library.usi.edu:17231$$pGLOBAL_SET 000017231 980__ $$aBIB 000017231 980__ $$aBOOK