Although it was never a coin intended for circulation, the 1971-S Eisenhower dollar prototype is one of the most valuable silver dollars to exist. There are only three known, and they were not ...

First off, every 1976 Eisenhower Silver Dollar has two years on it – 1776 and 1976. These dates marked the 200 th Anniversary of American Independence. Secondly, not all the coins were minted in ...