89-S2x1, 1987 U.S. Spring Charity Seals Sheet

1989 ALA U.S. Charity Seals

1987 U.S. Christmas Seals & U.S. Spring Charity Seals Sheet Collection
1989 ALA U.S. Charity Seals
1989 U.S. Christmas Seals
1989 U.S. Spring Charity Seals