This is a beautiful sheet of 4 stamps, issued by Mozambique in 2011, commemorating the 100th anniversary of the world's first airmail flight. Also honored on the sheet are Frenchman pilot during the first official airmail flight Henri Pequet, American aeronautical engineer Earle Lewis Ovington, and founding member of the Early Birds of Aviation Fred J. Wiseman. The sheet is Scott #2227, and is Post Office fresh, mint never hinged, and F/VF.