Poland 541-543, B71-B72 blocks/4

Poland 541-543, B71-B72 blocks of 4, MNH. Michel 738-742. J.I. Kraszewski, 1812-1887, Polish writer; Hugo Kollataj, 1750-1812, historian and philosopher; Maia Konopnicka, 1842-1910, poet, novelist. 1952.