: Covers countries from J to O (e.g., Japan, Mexico).
: Covers countries from So to Z (e.g., Spain, Vietnam). Scott 2007 Standard Postage Stamp Catalogue Vol...
Each volume features thousands of full-color illustrations, detailed technical specifications (such as perforation, watermark, and printing method), and values for both unused (mint) and used conditions. : Covers countries from J to O (e