This 4th Edition of "The Postcard Price Guide," is the 10th postcard price guide by author J.L. Mashburn. It is a very Comprehensive Reference and is completely updated with new values and listings in all chapters. The book now contains 592 exciting pages (80 more than 3rd edition)and 900 photos of which over 95% have not appeared in the previous editions. It was compiled specifically for collectors and dealers, or any novice who has a collection or accumulation of old postcards and has the desire to know something about their history, age, and approximate value. Mashburn's books are sold and used worldwide and are known to be one of the leaders in the field.