Great Britain #1 (SG Specialized #AS14k) Used Block Rarity Lettered G-A, G-B, H-A, H-B With Red Maltese Cross Cancels, H-A Is A Constant Variety, Very Light Horizontal Crease Between Stamps & Trivial Usage Staining On Back Only, With Certificate. For Oversized Lots i. Sheets, Large Covers, Etc.
