1920 - 1939, in fact extensive and strong specialized collection in four albums, all chronologically sorted and knowledgeable excellent, in total over 350 piece with many better, beginning from some precursor cards, with also semi-official postcards with used and unused pieces, in the supplement port Gdansk with many rarely pieces, the condition sways a little is in total but as good to name, the catalogue value is to pitchpole by over 23.000.- Euro - in this concentration nowadays hardly offered!