Eckert, Max, 1868-1938Shows areas of known, partially known or unknown iron deposits, resources in metallic tons, importing and exporting countries, and pig iron production.90 x 168 CentimetersJPEGUMN_ALMA:9943033000001701gerGea Verlag G.m.b.H (Berlin)PublicWelt-Eisenerz Karte : (The iron resources of the World)MapsWorldUniversity of Minnesota