Thursday, July 18, 2013
Costanoan Shell Mounds date back to 3,500 BC
The Costanoan linguistic group, comprised of eight separate languages spoken by 50 autonomous tribes (each with its own dialect), has been traced to 500 A.D.
Image: Bancroft Library (brk00001577_24a) by
Louis Choris, 1816
Posted by j at 4:18 PM