Shell Currency Was Part Of An Ancient Economy In The Channel

Based on Channel Islands artifacts, archaeologist Lynn Gamble argues the Chumash people were using a shell currency 2,000 years ago.

Why Treasuries Are The U.S. Economy's Biggest Superpower : Planet Money : NPR

Shell Currency Was Part Of An Ancient Economy In The Channel Islands - Natural Reserve System

Microstructure Analysis and Chemical and Mechanical Characterization of the Shells of Three Freshwater Snails

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Channel Islands (California) - Wikipedia

The Invention of the First Coinage in Ancient Lydia - World History Encyclopedia

Inside the Treasury Department's economic war on Russia

The Roman Empire and Ancient Africa: Trading with East Africa

PDF) The Country They Built: Dynamic and Complex Indigenous

Shell money - Wikipedia

The Evolution of Money, From Feathers to Credit Cards, At the Smithsonian

Greek poet Hesiod and the introduction of three fundamental economic themes : The Indicator from Planet Money : NPR