This is a beautiful sheet of 6 stamps, issued by Guinea-Bissau in 2009, honoring Nobel Prize winners from 1903. Featured famous personalities include French physicists Marie Curie, Pierre Curie, & Henri Becquerel for discovering radioactivity, Swedish scientist & founder of the science of physical chemistry Svante Arrhenius, Nobel Prize in Medicine or Physiology recipient Niels Ryberg Finsen, Norwegian writer Bjørnstjerne Bjørnson, and Nobel Peace Prize winner William Randal Cremer for the Anglo-American Arbitration Treaty. The sheet is Post Office fresh, mint never hinged, and F/VF. Click here to visit my eBay Store for other auctions and Direct Sale items: