THE BLACKBOOK GUIDE TO STAMPS, WITH MORE THAN 20,000 PRICES LISTED! COMPREHENSIVE. An invaluable reference that lists general U.S. postage stamp issues from 1847 to 1996, plus revenue, stock transfer, and hunting permit stamps, United Nations issues, mint sheets, and first-day covers. CLEARLY ORGANIZED. This concise volume is organized according to the highly efficient Scott numbering system. PROFESSIONAL ADVICE. Helpful tips from the experts on grading, buying, selling, storing, and caring for stamps. SPECIAL FEATURES. A fast-find index of reproductions helps the philatelist determine authenticity with confidence--plus important sections on rarities, popular oddities, topic, and error stamps. FULLY ILLUSTRATED IN FULL COLOR