TY - BOOK AU - Schuberth,Christopher J. TI - The geology of New York City and environs: an ilustred guide to the geologic evolution of the metropolitan area, including eight detailed itineraries of regional field trips U1 - 557.37/S13 21 PY - 1968/// CY - New York: PB - The American Museum of Natural History KW - GEOLOGÍA KW - CIENCIAS DE LA TIERRA KW - NEW YORK N1 - Incluye índice: páginas 287-302; Incluye referencias bibliográficas: páginas 279-286; 1. Introduction -- 2. Six hundred million years ago -- 3. The precambrian and paleozoic rocks of New York city and its environs -- 4. Two hundred million years ago -- 5. Seventy million years ago -- 6. In retrospect -- 7. The ages of the earth -- 8. Field trip itineraries ER -