For a time during the Great Depression, clamshells were golden in Pismo Beach, California.
Shell Currency Was Part Of An Ancient Economy In The Channel Islands - Natural Reserve System
Pluralistic: 10 Jul 2020 – Pluralistic: Daily links from Cory Doctorow
B.C.'s Quest for Tires (Video Game) - TV Tropes
Clamshell style bead tips, closed single loop, also called calottes Size: about 7.5mm long, 4mm wide, 3mm inner diameter, hole: 1mm Package of 200
Clamshell Bead Tips Double Closed Loops 7.5mm x 4mm 200pcs (Antique Bronze)
CLAMSHELL MAJOR SPLIT PLANCHET ERROR 1945 P 5C WW2 SILVER NICKEL WOW CIRC
Wampum - Wikipedia
Productpage - Galerie Tjitra
1966 Kennedy Half Dollar Mint Error - Lost Clamshell Lamination 10.91g - Coin Community Forum
Four Ancient New Guinea Shell Currency Rings
Single Yua Wenga Clamshell Currency from Papua New Guinea on Custom Black Stand For Sale at 1stDibs
Early Clamshell Currency Ring, Solomon Islands. Carved tridacna clam shell. Solomon Islands native clam shell currency, made from the giant clam
EARLY CLAMSHELL CURRENCY RING, SOLOMON ISLANDS
