This is a beautiful sheet consisting of 4 stamps, issued by Guinea Bissau in 2008, honoring some of the world's most famous female Nobel Peace Prize winners. Included on the sheet are environmentalist and political activist Wangari Maathai, Goodwill Ambassador Rigoberta Menchu Tum, Austrian novelist Bertha von Suttner, and activist Jane Addams. The sheet is Post Office fresh, mint never hinged. Click here to visit my eBay Store for other auctions and Direct Sale items: