Daniel Frank Sedwick, LLC is the world's premier specialist company in the colonial coinage of Spanish America, shipwreck coins and artifacts of all nations. In addition to an Online Store, we sell coins and artifacts at various numismatic shows around the nation. Daniel Frank Sedwick, LLC also has the honor of being the only auction company in the world specializing in Authentic Treasure! Our auction catalogs are accessible on the web and printed in a high-quality format with full-color illustrations for all lots.