GEOLOGY AND ORE DEPOSITS OF THE CUYUNA NORTH RANGE, MINNESOTA: PROFESSIONAL PAPER 407. Robert Gordon Schmidt.

GEOLOGY AND ORE DEPOSITS OF THE CUYUNA NORTH RANGE, MINNESOTA: PROFESSIONAL PAPER 407

Washington, DC: United States Geological Survey/USGS/Government Printing Office/GPO, 1963. Softcover. Item #44200

The occurrence and origin of Precambrian iron ore and manganiferous iron ore. 96 pages with tables, photographs, mine descriptions, index and references, plus the eleven folded plates in the rear pocket. Bound in original gray stiff paper covers printed in black. Library stamp on the front cover. No other library markings, plates or pockets were ever present. Book and plates housed within a hardcover folder, as issued. A very good copy.

Price: $25.00