116-S1x, 2015 U.S. Spring Charity Seals Sheet, R16-ESFA-4-01, reverse of sheet

2016 U.S. Christmas Seals

116-1x1, 2015 U.S. Christmas Seal Sheet, R17-CSCS-4-01, reverse of sheet
2016 Christmas & Spring Seals 2016 U.S. Christmas Seals
2016 U.S. Christmas Seals 2016 U.S. Spring Charity Seals
2016 U.S. Spring Charity Seals