192 - DPSK: P: EXP: 5 / 4 N? 6, likewise rare like extreme attractive duplex postmark the danish steamship sub-post office the line Kiel Korsor on complete international fold printed matter with horizontal strip of three ¼ Gr gray violet, fresh colours in a bright shade, except for three shorter perforation as usual perforated and good embossed in perfect condition, besides en masse size L16 with additional field features \"lightly lines in the lower frame\" the fields 145-147. Properly franked shipãs mail cover from known correspondence to Holbek (Holb?k, Denmark) with arrival postmark on the back, photo expertize Krug BPP \"there are only very few letters with this cancel registered\"