Prisoner of war help as complete unhinged mint counter sheet set (5x5) tips downward, as well 16 sets AI ( = Michel 1.920.-), 4 sets II ( = Michel 80.-), 2 sets AIII ( = Michel 640.-), 2 sets AIV ( = Michel 640.-) and a set AII (with engravers mark = Michel 930.-) included. Michel in total well, 4.210.- (free of premium for combinations). Very rare! Only still few sheet existent.