Inactive: Yes Personal Information Lamont Doherty Earth Observatory Research Staff Assistant Lamont-Doherty Earth Observatory Biology and Paleo Environment Contact Information 102A Paleomagnetic 61 Route 9W - PO Box 1000 Palisades NY 10964-8000 US Phone: (845) 365-8521 Fax: (845) 365-8150 lepre@ldeo.columbia.edu Referenced in the Following News Items: Humans Shaped Stone Axes 1.8 Million Years Ago, Study Says Scientists Discover World's Oldest Stone Tools Seeking Humanity’s Roots
