88-S1x, 1987 U.S. Spring Charity Seals Sheet , reverse of sheet

1988 U.S. Christmas Seals

88-1x1, 1987 U.S. Christmas Seals Sheet, pm S
1988 ALA U.S. Charity Seals 1988 U.S. Christmas Seals
1988 U.S. Christmas Seals 1988 U.S. Spring Charity Seals
1988 U.S. Spring Charity Seals