Scott National Series Album Pages: U.S. Comprehensive Plate Number Coils 2007 Supplement #20. This supplement contains a total of 21 pages. Pages 1, 2 and 4-6 update and replace previous pages due to revisions or additions to the Scott U.S. Specialized Catalogue listings. Pages 3 and 7-21 provide spaces for new catalogue listings. Size: 10 x 11.5 Hole Punch: 3-Ring & 2 Square Post Series: National
