1969-81 U.S. National Christmas Seal Collection, as required, single, blocks, or sheets. Fresh, full gum, F/VF, MNH.
Issued 1969-72 by the National Tuberculosis and Respiratory Disease Association (NTRDA), and 1973-81 by the American Lung Association (ALA). Set contains the following: Single: 1981; block of 4: 1969, 1974; block of 8: 1968, 1971; block of 12: 1973; strip of 5: 1972; full sheets: 1970, 1975, 1976, 1977, 1978, 1979, 1980.
This is the assortment described in the Scott or Green's Catalogs, and required to complete the various albums.
Christmas Seals are also known as TB Charity Seals, and are usually classified as Charity Seals, or Cinderella Stamps.