Lake Superior iron ores, 1938
By: compiled and published by the Lake Superior Iron Ore Association.
Publisher: The Association
Published: 1938
Place of publication: Cleveland
Language: eng
Number of pages: 364
Subjects: Iron ores -- Superior, Lake.; Iron mines and mining -- Superior, Lake.; Iron ores -- Statistics.; Iron mines and mining -- Statistics.
Genres: Statistics.
Notes: Map on lining-papers.
Blank pages for "Notes" (343-348)