13th March 1920
perf 11½ †, no wmk, litho
Printed by Officine Grafiche Coen, Milan
|5 pfennigs green||1||1|
|10pf rose red||2||2|
|25pf deep blue||5||5|
|60pf red brown||9||9|
|1 mark brown and green||11||11|
|2m dark violet||12||12|
|5m blue and rose||14||14|
† Scott  notes that the stamps are also known imperf.
‡ Gibbons  states that "Printings were made on thick bluish and greyish paper and on thin yellowish paper.
In a plebiscite called for by the 1919 Treaty of Versailles following WW1, there was a 92% vote in favour of remaning in Germany. After WW2, the area became part of Poland, renamed Kwidzyn.