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Calkins, Frank C. (1)
SubjectCambrian - Red Lion formation; Hasmark formation; Silver Hill formation; Flathead quartzite (1)Carboniferous - Quadrant formation; Madison limestone (1)Cretaceous - Colorado formation; Kootenai formation (1)Devonian - Jefferson limestone (1)Geology -- United States --Maps (1)Geology--Montana--Maps (1)Jurassic - Ellis formation (1)Neogene - unnamed strata (1)
Paleogene - unnamed strata (1)
Proterozoic - Spokane formation; Newland formation; Greyson shale; Ravalli formation; Prichard formation; Neihart quartzite (1)... View MoreDate Issued1915 (1)Type
Book (1)
Image (1)Map (1)Has File(s)Yes (1)