The clays and clay industries of Wisconsin.
Contributors: Wisconsin Geological and Natural History Survey.
Series: Bulletin / Wisconsin Geological and Natural History Survey -- no. 7, pt. 1; Economic series -- no. 4; Bulletin (Wisconsin Geological and Natural History Survey) -- no. 7, pt. 1; Bulletin (Wisconsin Geological and Natural History Survey) -- no. 4
Publisher: Published by the State
Published: 1901
Place of publication: Madison, Wis
Language: eng
Number of pages: 304
Subjects: Clay industries -- Wisconsin