1. The American Numismatic Association (ANA):
The ANA is a nonprofit organization dedicated to the study and collection of coins and paper money. Their website offers a wealth of information about numismatics, including historical context, market prices, and authentication tips.
2. The Professional Coin Grading Service (PCGS):
PCGS is one of the leading third-party coin grading services in the world. Their website provides coin values, market trends, and educational resources to help collectors make informed decisions.
3. The Numismatic Guaranty Corporation (NGC):
NGC is another reputable coin grading service with a comprehensive online resource center. Their website features articles, videos, and market analysis tools to help collectors stay informed about the latest numismatic news.
4. CoinNews.net:
CoinNews.net is a leading online news source for the coin collecting community. The site offers breaking news, feature stories, and market updates on a daily basis.
5. The Red Book (Guide Book of United States Coins):
Published annually by Whitman Publishing, the Red Book is a must-have reference for coin collectors. It provides comprehensive information on the history, mintage, and value of U.S. coins.
6. The Blue Book (Guide Book of United States Paper Money):
Also published by Whitman Publishing, the Blue Book provides similar information for paper currency collectors, covering U.S. paper money from colonial times to the present day.
7. The Federal Reserve:
The Federal Reserve's website offers information about the history and design of U.S. paper currency, including banknotes, red and silver certificates. They also provide educational resources and tools for understanding and collecting U.S. currency.
Remember, it's always important to verify information from multiple sources and consult with reputable dealers or experts when buying or selling old paper or coin money.