This is a beautiful sheet of 6 stamps, issued by Comoros in 2009, illustrating the artwork of famous American Impressionist painter Childe Hassam. Featured famous paintings shown include "Celia Thaxter In Her Garden", "Snowstorm, Madison Square", "The Room of Flowers", and "A Rainy Day, New York", among others. The sheet is Michel #2489-2494, and is Post Office fresh, mint never hinged, and F/VF.