The Official Blackbook Price Guide to US Postage Stamps 2008, 30th Edition (Official Blackbook Price Guide to United States Postage Stamps)

This comprehensive annual price guide contains current prices for over 2,000 stamps from 1847 to the present. It also includes:
? Hundreds of photos, including a new full-color insert
? Current market trends, with advice on how to buy, sell, and preserve your stamp collection
? Exclusive prices for first day covers, mint sheets, plate blocks, line pairs, and PNCs