[26393] North American, Strata: Lower Cambrian, Period: 21013, Rec 2206

[Rec № 2206] Paleocurrents of the Late Precambrian to Early Ordovician (Basal Sauk) Transgressive Clastics of the western and northern United States with a review of the stratigraphy

Seeland, D. A.
Doctoral dissertation, University of Utah, 1968, « Missing Vol »