This is a rare and valuable find for stamp collectors and enthusiasts. The 1981 Harris Illustrated Postage Stamp Catalog is a comprehensive guide to postage stamps from all around the world. It contains detailed descriptions and illustrations of thousands of stamps, making it an essential resource for any serious collector. Whether you're just starting out or have been collecting for years, this catalog is sure to provide you with valuable information and insights. With its wealth of information and easy-to-use format, it's the perfect tool for expanding your collection and discovering new stamps. Don't miss out on this opportunity to enhance your stamp collecting experience.