The Official Blackbook Price Guide to United States Postage Stamps 2013, 35th Edition

The Official Blackbook Price Guide to United States Postage Stamps 2013 is an indispensable, easy-to-use sourcebook for collectors. Filled with the most current values and the latest market reports, this guide has all the information you need to become a knowledgeable collector of stamps.

Features include:

Listings by Scott number for every stamp ever issued
Thousands of illustrations for easy identification
An updated market review that traces current trends in collecting and investing
Exclusive prices for first day cover, mint sheets, plate blocks, line pairs, and PNCs
Extensive information on buying, selling, and grading stamps at auctions, online, and through the mail