Contributions to the Pre-Cambrian geology of northern Michigan and Wisconsin
By: R.C. Allen and L.P. Barrett.  The geology of Limestone Mountain and Sherman Hill in Houghton County, Michigan / E.C. Case and W.I. Robinson.
Contributors: Case, E. C. b. 1871; Barrett, L. P.; Robinson, W. I.
Series: Publication / Michigan Geological and Biological Survey -- 18; Geological series -- 15; Publication (Michigan. Geological and Biological Survey) -- 18.; Publication (Michigan. Geological and Biological Survey) -- 15.
Publisher: Wynkoop Hallenbeck Crawford Co.
Published: 1915
Place of publication: Lansing, Mich
Language: eng
Number of pages: 189
Subjects: Geology, Stratigraphic -- Precambrian.; Geology -- Michigan.; Geology -- Wisconsin.
Other titles: Geology of Limestone Mountain and Sherman Hill in Houghton County, Michigan
Notes: "Published as a part of the Annual report of the Board of Geological and Biological Survey for 1914."

Many plates accompanied by leaf with descriptive letterpress.

Includes index.