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- The Official Blackbook Price Guide to World Coins 2009, 12th Edition (Official Price Guide to World Coins)
- The Official Blackbook Price Guide to U.S. Postage Stamps 2006, Edition #28 (Official Blackbook Price Guide to United States Postage Stamps)
- The Official Blackbook Price Guide to U.S. Paper Money 2005, 37th Edition (Official Blackbook Price Guide to United States Paper Money)
- The Official Price Guide to Oriental Collectibles, Third Edition
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