If kept for a long time, these coins can become even more valuable than they already are. Read Next: These 4 Rare Nickels ...

This was a time when the U.S. economy hit the brakes hard, messing up industries and railroads while eating into silver ...

One SP (silver plug ... Benjamin Franklin designed the coin. Auction prices vary widely, with lower-quality examples selling for around $200, while rare, high-grade specimens like an MS-64 ...

Economically uncertain times tend to create volatility in many markets, including the rare coin ... Large Date coins might be worth less by the end of the year. The 2000 $1 Silver Eagle First ...