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In this first of two part series, the Flannelcasters cover the geologic history of the Appalachian Mountains from the Grenville to Acadian Orogeny.
By Chris Seminack, Jesse Thornburg, and Steve Peterson4.5
179179 ratings
In this first of two part series, the Flannelcasters cover the geologic history of the Appalachian Mountains from the Grenville to Acadian Orogeny.