D. L. Hansen Half Cent Varieties - Proof. (1831-1857) 的钱币相册
1832 1/2C PR65RB
PCGS #1196
1835 1/2C PR64RD
PCGS #1206
1850 1/2C PR65RB
PCGS #1312
1855 1/2C PR65RD
PCGS #1328