20 copies - 60 copies ("Pleskau city coat of arms", "Cathedral of Pleskau" and "Help for the city kindergartens", in black, very rare perforated proof prints! on ungummed (as produced) paper, with WZ "standing rectangles", in flawless condition (issue-specific perforation), unsigned! Photo certificate Walter Zirath BPP: "...These proof prints are rare.", Michel 2.000.-