Us / Bna Stamp Catalog 2011 - Us Bna Stamp Catalog Author:Whitman Publishing Published since 1935, H.E. Harris' Postage Stamp Catalog contains current market prices for United States, U.S. Possessions and Trust Territories, Canada and Provinces, and all United Nations. Thousands of stamp illustrations to identify virtually every design. Listed by Scott's numbering system. Includes U.S. Commemorative index and stamp ident... more »ifier, grading criteria and more.« less