Contents: The subject is models -- Up the down corridor -- The accurate atom -- Don't raise the bridge-lower the river -- The ups and downs of Beringia -- Rocks of ages -- Fractured evidence -- Meridional America -- The users of the fruits -- The conservifructians and the cultifructians -- Rise and fall of the Shamans -- Sea change -- The future of the past.
Suggests that the first men were of the pebble tool chopper tradition who used stone projectile points on wide-ranging big hunts. Furthermore he believes they were the antecedents of the Asian immigrants previously thought to have been the primal tribe on the continent.