This is a beautiful sheet of 4 stamps, issued by St. Thomas & Principe in 2011, illustrating the artwork of famous Flemish Baroque artist Sir Peter Paul Rubens. Featured paintings shown include "The Three Graces", "The Judgment of Paris", "Self Portrait With Isabella Brant", and "Diana and her Nymphs Surprised by the Fauns". The sheet is Yvert & Tellier catalog #3948-3951, and is Post Office fresh, mint never hinged, and F/VF.