Thomas E. Hudgeons Jr.
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The Official Blackbook Price Guide to United States Coins 2015, 53rd Edition
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The Official Blackbook Price Guide to United States Paper Money 2013, 45th Edition
The Official Blackbook Price Guide to United States Postage Stamps 2013, 35th Edition
The Official Blackbook Price Guide to United States Coins 2014, 52nd Edition
The Official Blackbook Price Guide to United States Paper Money 2011, 43rd Edition
The Official Blackbook Price Guide to United States Postage Stamps 2009, 31st Edition
The Official Blackbook Price Guide to United States Coins 2011, 49th Edition
The Official Blackbook Price Guide to United States Paper Money 2009, 41st Edition
The Official Blackbook Price Guide to World Coins 2010, 13th Edition
The Official Blackbook Price Guide to United States Coins 2009, 47th Edition
The Official Blackbook Price Guide to U.S. Postage Stamps 2006, Edition #28