01207cam a22002771  4500001001300000003000400013005001700017008004100034010001700075035001900092040004100111043001200152050002200164051002600186100004800212245020000260260004300460300012500503410005400628500005000682500005600732504002700788650002700815650003900842700004800881gs 29000034 DLC20260227111333.0801204s1929    dcuabf   b   f001 0 eng c  ags 29000034   a(OCoLC)6997748  aU.S. Geol. Survey. Libr.cNcGrEdDLC  an-us-mi00aQE75b.P9 no. 144  aTN443.M5bB8cCopy 2.1 aButler, B. S.q(Bert Sylvenus),d1877-1960.14aThe copper deposits of Michigan,cby B. S. Butler and W. S. Burbank, in collaboration with T. M. Broderick, L. E. Graton, C. D. Hohl, Charles Palache, M. J. Scholz, ALfred Wandke and R. C. Wells.  aWashington,bGovt. Print. Off.,c1929.  axii, 238 p. incl. illus., tables diagrs.b75 pl. (incl. 52 fold. maps and diagrs. in separate pocket) fold. tab.c29 cm.20aGeological Survey (U.S.)tProfessional paperv144  aAt head of title: Department of the Interior.  aMaps and sections (pl. 2-52) in separate portfolio.  aBibliography: p. 3-14. 0aCopper oreszMichigan. 0aCopper mines and miningzMichigan.1 aBurbank, W. S.q(Wilbur Swett),d1898-1975.