Stone money (Rai stones) in the bank, Yap Islan...
The Giant Stone Coins of Yap | Amusing Planet
The Rai Stones - Huge stone wheels used as curr...
Rai Stones – Federated States of Micronesia - A...
Ngulu Atoll - Rai Stones (3) | Ngulu Atoll, Lam...
The Rai Stones are huge stone wheels used as cu...
Freer thinking about money - New Money Review
What Rai Stones Can Teach Us About Money: A Dee...
Stone money (Rai stones) in the bank, hands ext...