[25829] North American, Strata: Upper Cambrian, Period: 21612, Rec 2053

[Rec № 2053] Late Proterozoic and early Cambrian structural setting of western Montana and the stratigraphy and depositional environment of the Flathead Sandstone in west-central Montana

Kruger, J. M.
Masters thesis, University of Montana, 1988, « Missing Vol »