250 000 Mark to 5 millions on 50 Mark \"airmail 1923\" in mixed franking with Michel number 164, 165 (2), 166, 167 and 169 on air mail letter from \"Gdansk 5 airmail 20.10.23 9-10 V\" to Leipzig with arrival stamp from 22.10.23 2-3, cover outside of the franking folded, photo expertize Tworek BPP: \"genuine, properly franked, perfect\", in genuine cancelled condition is this set a great rarity, particularly since properly franked used on cover! A beautiful and rare entire piece of this issue!