Suggest an Article, Essay, or Book Review
SFSU History Dept.
NAT GEO: Aztec, Maya Were Rubber-Making Masters?
"Ancient civilizations in much of Mexico and Central America were making different grades of rubber 3,000 years before Charles Goodyear "stabilized" the stuff in the mid-19th century, new research suggests."
Share to Twitter
Share to Facebook
Share to Pinterest
Post a Comment
Post Comments (Atom)