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This book is an essential resource for anyone studying the Ordovician period in Canada. It provides detailed information on the geological formations of the Ordovician and how they …
This work has been selected by scholars as being culturally important and is part of the knowledge base of civilization as we know it.This work is in the public domain in the …
This work has been selected by scholars as being culturally important and is part of the knowledge base of civilization as we know it.This work is in the public domain in the …