- The Coin Dealer Newsletter (Greysheet, Bluesheet, Greensheet): CDN publishes wholesale price guides for all U.S. coins (copper, nickel, silver, gold), bullion (gold, silver & platinum), certified coins (PCGS & NGC), currency (paper money). The study of rare coins is termed - numismatics. Online Coin and Currency Price Guide ...www.greysheet.com
- The Celator, a Publication of Ancient and Medieval Coins and Antiquities. Information about ancient Greek, Roman and non-classical coins and ancient coins for sale.www.celator.com
- Coin Connoisseur Magazine is the premier source for coin and precious metals investors and collectors ...coinmag.com