2007-T1x, 2007 U.S. Christmas Seals, Test Design Sheet, R08-CSCS-4-07, reverse of sheet

2007 U.S. Test Christmas Seals

2007-T1x, 2007 U.S. Christmas Seals, Test Design Sheet, R08-CSCS-4-07
2007 U.S. Test Christmas Seals
2007 U.S. Test Christmas Seals