The product is a set of three used postage stamps from Poland, issued between 1951-1960 to commemorate the 5th anniversary of "People's Poland." The stamps are in multi-color and have a superb quality grade. They showcase events related to the topic of social movements and political changes in Poland during the mid-20th century. The cancellation type is hand stamped, adding to the historical authenticity of the stamps. This collectible item is a valuable piece of European postal history, originating from Poland.