ORC8506 Cossura, off Sicily, REG -- UNIQUE!

     Cossura, Island off Sicily, Æ 28, (13.66g) after 211 BC,
     Anonymous Roman semis countermarked REG in rectangular punch.
     Head of Saturn right. / Prow, countermark. C56/3; Syd. 143a. Coin
     G, countermark F, dusty dark patina. Ex-CNG 43, 9/97, lot 1279 at
     $171. The only known Republican bronze with this countermark.