72-3x, WX248, 1972 U.S. Christmas Seals Sheet, pm B, reverse of sheet

1972 U.S. Christmas Seals pm B

72-3x, WX248, 1972 U.S. Christmas Seals Sheet, pm B
1972 U.S. Christmas Seals 1972 U.S. Christmas Seals
1972 U.S. Christmas Seals pm E 1972 U.S. Christmas Seals pm E
1972 U.S. Christmas Seals pm F 1972 U.S. Christmas Seals pm F
1972 U.S. Christmas Seals pm B 1972 U.S. Christmas Seals pm B