The 1921 silver dollar coins are a popular collectible item for coin enthusiasts. These coins were minted in 1921 and feature a design of a bald eagle on the reverse side. The obverse side features a portrait of Lady Liberty. The coins were minted in Philadelphia, Denver, and San Francisco. The 1921 silver dollar coins were the first coins to be minted after the Pittman Act of 1918. This act authorized the melting of 270 million silver dollars and the recoining of them into new coins. The coins were minted with a 90% silver and 10% copper composition. The 1921 silver dollar coins are highly sought after by collectors due to their historical significance. The coins are also popular due to their scarcity. The coins were only minted for one year and the mintage numbers were relatively low. The coins are also popular due to their silver content. The value of 1921 silver dollar coins depends on the condition of the coin. Coins in good condition can be worth hundreds of dollars. Coins in poor condition can be worth much less. The coins can also be worth more if they are certified by a third-party grading service. The 1921 silver dollar coins are a fascinating piece of American history. They are highly sought after by collectors due to their historical significance and silver content. The coins are also popular due to their scarcity and can be worth hundreds of dollars in good condition.