Middle Proterozoic Belt Supergroup, western Montana: Great Falls, Montana to Spokane, Washington July 20-28, 1989.  Leaders: Don Winston [and others]
Contributors: Winston, D.
Publisher: American Geophysical Union
Place of publication: Washington
Language: eng
Number of pages: 103
Subjects: Geology - Guidebooks - Montana; Geology - Guidebooks - Washington (State); Geology - Montana
Notes: 11