ocr: Many had believed the first Native American cultures tol be no more than two or three thousand years old, while others contended that they were thousands of years older. Flintwork is the earliest American art known to archeologists. In a testament to its sophisti- cation, it took modern archeologists and flint collectors many years to duplicate the technique used to produce the beautifully crafted Folsom Point. Big game hunting was an important means of livelihood for the people of the great plains from the time humans first arrived. At times farming, the gathering of wild plant foods, and the ...