The 1857-60 imperfs are difficult to impossible to do never hinged.  However, we have noticed over the years that many of the twentieth century stamps are more readily available in mint condition.

American Stamp Dealers Association IconAmerican Philatelic Society LogoInternatinal Federation Stamp Dealers Association LogoCanadian Stamp Dealers Association LogoNational Stamp Dealers Association LogoPhilatetlic Traders Society Logo  

© 1975, . All rights reserved. All brand names, logos, and images are the property of their respective owners and may not be used without express written consent.