Introduction to the State Quarters program -- 1. The history and legislation behind the State Quarters program -- 2. The coining process : how America's state quarters are made -- 3. Grading -- 4. Mint errors -- 5. How to collect and invest in America's state quarters -- 6. State quarter listings -- 7. Expandint the State Quarters program : Washington, D.C., Puerto Rico, Guam, American Samoa, U.S. Virgin Islands, and Northern Mariana Islands.