KAY, MARSHALL GEOSYNCLINES NORTH AMERICAN - 0 - NEW YORK-U.S.A. SOCIETY OF AMERICA 1971 - 144 pag 44 cm - 0 0 . PALEOGEOGRAPHY-STRATIGRAPHY/MIOGEOSYNCLINES-INTERPRETATION Subjects--Topical Terms: CIENCIAS PURAS Dewey Class. No.: 553 / K28