The Iron ore and steel industry considers its positions, problems, solutions : 46th annual meeting and 34th Mining Symposium, January 15, 16, 17, 1973, Duluth, Minnesota /

Corporate Authors: American Institute of Mining, Metallurgical, and Petroleum Engineers. Minnesota Section; University of Minnesota. Mineral Resources Research Center; Mining Symposium Duluth
Published: Continuing Education and Extension, University of Minnesota,
Publication Dates: 1973.
Call Number: TF521-532/I711/1973