76-3x, WX256, ALA National Design 1976 U.S. Christmas Seals Sheet, pm N, GAU Union Label, reverse of sheet

1975 U.S. Christmas Seal Sheet

76-1x, WX258, ALA National Design 1976 U.S. Christmas Seals Sheet, pm S, APTC Scranton 7 Union Label, reverse of sheet
1976 U.S. Christmas Seal Sheet 1975 U.S. Christmas Seal Sheet
1975 U.S. Christmas Seal Sheet 1976 U.S. Christmas Seal Sheet
1976 U.S. Christmas Seal Sheet 1976 U.S. Christmas Seals
1976 U.S. Christmas Seals