This is a beautiful sheet of 4 stamps, issued by Mozambique in 2011, illustrating famous Modernism paintings. Featured artworks shown include "Bauhaus Stairway" & "Girl With Ball" from American pop artist Roy Lichtenstein, "Girl Before a Mirror" from Spanish Cubist painter Pablo Picasso, "Open Window, Collioure" & "Portrait of Lydia Delectorskaya, the Artist's Secretary" from French Modernism artist Henri Matisse, and "Portrait of E.C. Ricart" & "The Birth of the World" from Spanish Surrealism artist Joan Miro, among others. The sheet is Post Office fresh, mint never hinged, and F/VF.