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02h0056146 20140701165057.0 s1968 dcuab fr |000|||eng | CNY200.00 NGL a254.54 ; a421.1 Simmons, George Clarke. Geology and iron deposits of the western Serra do Curral, Minas Gerais, Brazil / by George Clarke Simmons. Washington, D.C. : Government printing office, 1968. iv, 57 p. : ill., maps ; 29 cm. + 4 maps. Professional paper / Department of the Interior, United States Geological Survey ; 341-C Geology ; Iron ores Brazil ; Curral Hills. ; Brazil ; Curral Hills. Professional paper / Department of the Interior, United States Geological Survey ; 341-C. aCN bNGL 010001 P 254.2 P94 v341-G ; rCNY200.00 ; h1 yao005