120-T3x, 2020 ALA Test Design U.S. Christmas Seals Sheet, R21CSCS-4-15, reverse of sheet

2020 Test U.S. Christmas Seals

120-T3x, 2020 ALA Test Design U.S. Christmas Seals Sheet, R21CSCS-4-15, reverse of sheet
2020 Test U.S. Christmas Seals
2020 Test U.S. Christmas Seals