000063818 000__ 01010cam\a2200289\i\4500 000063818 001__ 63818 000063818 005__ 20210513023458.0 000063818 008__ 760226s1974\\\\inuab\\\\b\\\s00010\eng\\ 000063818 010__ $$a76-620675 000063818 035__ $$a(OCoLC)ocm02062662 000063818 035__ $$a63818 000063818 040__ $$aDLC$$cDLC$$dm.c.$$dISE 000063818 043__ $$an-us-in 000063818 049__ $$aISEA 000063818 0500_ $$aQE109$$b.A32 no. 50 000063818 0820_ $$a557.72/08 s$$a551.7/32/09772 000063818 1001_ $$aBecker, Leroy E. 000063818 24510 $$aSilurian and Devonian rocks in Indiana southwest of the Cincinnati arch /$$cby Leroy E. Becker. 000063818 260__ $$aBloomington :$$bState of Indiana, Dept. of Natural Resources, Geological Survey,$$c1974. 000063818 300__ $$a83 p. :$$bill., maps (3 fold. in pocket) ;$$c23 cm. 000063818 4901_ $$aGeological Survey bulletin ; 50 000063818 504__ $$aBibliography: p. 67-79. 000063818 650_0 $$aGeology, Stratigraphic$$ySilurian. 000063818 650_0 $$aGeology, Stratigraphic$$yDevonian. 000063818 650_0 $$aGeology$$zIndiana. 000063818 7101_ $$aIndiana.$$bGeological Survey. 000063818 830_0 $$aBulletin (Indiana. Geological Survey) ;$$v50. 000063818 85200 $$bgen$$hQE109$$i.A32$$ino. 50 000063818 909CO $$ooai:library.usi.edu:63818$$pGLOBAL_SET 000063818 980__ $$aBIB 000063818 980__ $$aBOOK