

Arizona radiocarbon dates X.
Keywords
Ellesmere Island;Franklin District Northwest Territories;Queen Elizabeth Islands;Cochise County Arizona;Guatemala;Utah;Alaska;Central America;New York;New Mexico;California;Arizona;Canada;Northwest Territories;Western Canada;Nevada;Holocene;United States;Mexico;Cenozoic;Quaternary;geochronology;C 14;carbon;dates;isotopes;radioactive isotopes;shells;absolute age