Scott K1-K18 Shanghai China Overprint. Mint and Used (Used have higher catalogue value than mint) Includes K11 and K11a. Mounted on hingeless Linder Album Page. If you prefer all mint instead of higher catalog value used I can replace the used with mint. The item “U. S FULL SET SCOTT#K1-K18 SHANGHAI CHINA OVERPRINTS MINT/USED H, […]