2013-T4x, 2013 U.S. Christmas Seals, Test Design Sheet, R14-CSCS-4-09. Issued 2013 by the American Lung Association. Images of Santa, Teddy Bears, Lily, Cardinal, Bells, Boy and Lamb, with silver foil border.
Designed by Sherri Buck Baldwin/Rep. by DSW Licensing. Sheet of 56 (7x8), without gift tags, margin on all four sides, "Fighting for Air." Dated 2013 with "R14-CSCS-4-09" in bottom margin. Silver margin scans much darker than actual color.
The Christmas Seal Tradition on the reverse of sheet.
These are test designs. Since 1979, the American Lung Association has issued test designs to determine the design of the national seal for the following year.
Christmas Seals are also known as TB Charity Seals, and are usually classified as Charity Seals, or Cinderella Stamps.