With only a little over four million Franklin half dollars struck at the San Fransisco Mint in 1953, these are already rare coins. They're even more rare when all the lines on the ...

Those coins permanently replaced the Benjamin Franklin 50-cent pieces, thus limiting the supply of the Franklin half dollars and contributing to current values that run into six figures.

Although it was only minted from 1948 to 1963, the Franklin half dollar is a hot item with collectors. This 50-cent piece honors founding father Benjamin Franklin. Made of 90% silver, the coin is ...