Preliminary report on the copper-bearing rocks of Douglas County, Wisconsin
By: By Ulysses Sherman Grant
Series: Wisconsin. Geological and natural history survey. Bulletin -- no. 6. -- Economic series -- no. 3; Bulletin (Wisconsin Geological and Natural History Survey) -- no. 6.; Economic series (Madison, Wis.) -- no. 3.
Publisher: Published by the State
Published: 1900
Place of publication: Madison, Wis
Language: eng
Number of pages: 55
Subjects: Geology -- Wisconsin -- Douglas County; Copper -- Wisconsin -- Douglas County