marvin-stanley-preston documents

Period One 1491-1607. Geologic Timeline 10,000,000 years ago –Canadian Shield rises above sea level 35,000 years ago –Land Bridge from Siberia to Alaska
Documents Period One 1491-1607. Geologic Timeline 10,000,000 years ago –Canadian Shield rises above sea level 35,000 years ago –Land Bridge from Siberia to Alaska