Metalliferous deposits of the greater Helena mining region, Montana
By: by J.T. Pardee and F.C. Schrader.
Contributors: Schrader, Frank Charles, 1860-1944, joint author.
Series: U.S. Geological survey. Bulletin 842
Publisher: U.S. Govt. Print. Off.
Published: 1933
Place of publication: Washington
Language: eng
Number of pages: 318
Subjects: Ore deposits -- Montana.; Geology -- Montana.