000227135 000__ 01004cam\a2200265I\\45e0 000227135 001__ 227135 000227135 005__ 20210513091353.0 000227135 008__ 000201s1952\\\\dcuab\\\\b\\\f000\0\eng\c 000227135 010__ $$ags 52000148 000227135 035__ $$a(OCoLC)ocm01122847 000227135 035__ $$a227135 000227135 040__ $$aYTM$$beng$$cYTM$$dDNU$$dOCLCQ$$dOCLCG$$dTXJ$$dOCLCA$$dOCLCQ 000227135 049__ $$aISEA 000227135 050__ $$aQE75$$b.C5 no.153 000227135 074__ $$a0620-A 000227135 0860_ $$aI 19.4/2:153 000227135 1001_ $$aPettijohn, F. J.$$q(Francis John),$$d1904-1999. 000227135 24510 $$aGeology of the northern Crystal Falls area, Iron County, Michigan.$$cPrepared with the cooperation of the Geological Survey Division, Michigan Dept. of Conservation. 000227135 260__ $$aWashington,$$c1952. 000227135 300__ $$aiii, 17p.$$bill., maps (6 in pocket) 2 fold. diagrs. (in pocket)$$c27 cm. 000227135 4901_ $$aU.S. Geological Survey circular ;$$v153 000227135 504__ $$a"References" : p. 17. 000227135 650_0 $$aGeology$$zMichigan$$zIron County. 000227135 7400_ $$aCrystal Falls area, Iron County, Michigan. 000227135 830_0 $$aGeological Survey circular ;$$v153. 000227135 85200 $$bgen$$hQE75$$i.C5$$ino.153 000227135 909CO $$ooai:library.usi.edu:227135$$pGLOBAL_SET 000227135 980__ $$aBIB 000227135 980__ $$aBOOK