A geological reconnaissance in northern Idaho and northwestern Montana
By: by F.C. Calkins. With notes on the economic geology, by D.F. MacDonald.
Series: U.S. Geological survey. Bulletin 384
Publisher: Govt. Print. Off.
Published: 1909
Place of publication: Washington
Language: eng
Number of pages: 112
Subjects: Geology -- Idaho.; Geology -- Montana.
Notes: Includes index.