Sickle Cell Disease Awareness Full Sheet of 20 x 37 Cent Stamps Scott 3877 Go to amazon.com Related posts Which is the best disease proof katz? FeatureCollectible Stamps DescriptionCountry: United States, Year of Issue: 2004, Type: 20 Stamp Sheet, Topic: Sickle Cell Awareness, Disease, Test Early, Painting, James Gurney, Artist, Parent, Child, Catalog #: Scott 3877