DEMA COINS: numismatic catalog by names (500+)

Frang Ar Coin: Albania's Interwar Silver & Gold Currency
Rigsbankskilling: Denmark's Post-Bankruptcy Coin
American Quarter Coin: Design, Evolution & Value
Tetrachalkon Coin: Ancient Greek Bronze & Numismatic
German Mariengroschen (15th-19th c.): Value & History
From Poltina to Poltinnik: 50-Kopeck Coin Evolution
Stater: Evolution from Gold to Copper Degraded Coins
Korona Coin: Austro-Hungarian Empire Currency
Matthier: Holy Roman Empire Silver Coin (16th-18th c.)
Kopeck Serebrom (1839-1848): russia's Monetary Reform