Susan B. Anthony dollars are America's first small-size dollar coin. The entire collection of SBA dollars consists of just 18 coins! (11 made for circulation + 7 made for collectors)
Grading Half Dollars: How to determine the grade (condition) of your circulated U.S. half dollars -- Kennedy, Franklin, Walking Liberty, and Barber halves.
Tips for building a 20th century type coin set is a collection of coins which includes one of each design from each denomination the United States produced between 1900 and 1999. It's a fun -- and relatively simple -- way to collect U.S. coins.
Alloy vs. Clad Coins: What are alloys? Why are coins made of alloys? Why aren't pure metals used to make coins? How much are coins made of alloys worth?