Author:
Title: Stratigraphic Atlas North and Central America.Publ. by Shell oil Company.
Description: Houston (1980?). Folio with 193 maps with its legends and numerous tabs. In a ring-binder. = This huge atlas is divided in geological ages such as: tertiary, cretaceous, jurassic, triassic, permian, devonian, silurian and ordovician and 2 geographical sections of Mississippian and Pennsylvanian. Library stamp on title.

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