Hurd's iron ore manual ...
Subtitle: of the Lake Superior district, with values based on 1911 prices and guarantees at Lake Erie, method of determination of prices, premiums and penalties, tables of values and statistical data
By: by Rukard Hurd.
Publisher: F. M. Catlin, sales agent
Published: 1911
Place of publication: St. Paul, Minn
Language: eng
Number of pages: 162
Subjects: Iron ores -- Superior, Lake.