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    Evidence of an early projectile point technology in North America at the Gault Site, Texas, USA 

    Williams, Thomas J.; Collins, Michael B.; Rodrigues, Kathleen; Rink, William Jack; Velchoff, Nancy; Keen-Zebert, Amanda; Gilmer, Anastasia; Frederick, Charles D.; Ayala, Sergio J.; Prewitt, Elton R. (2018)
    American archeology has long been polarized over the issue of a human presence in the Western Hemisphere earlier than Clovis. As evidence of early sites across North and South America continues to emerge, stone tool ...