Catalog of United States Perfins

1. Addendum #1 (All 67 pages)
   You can download the entire Addendum in one file or as individual files by clicking on each line. 

   1. Introduction-READ ME
   2. Illustrations (4 pages)
      1. New and Reinstated Perfins
      2. Improved
      3. Rating Changes
      4. Deleted Patterns
   3. Additions & Corrections Text (35 pages)
   4. Postmark Updates (26 pages)