60 Centimes with red typography overprint "Memel 3 Mark" and oblique overprint "airmail" in dark blue, dark gray violet / cobalt, used "Memel * 1 f 15.7.21 7-8 N" on small letter piece, at the bottom on the right a few minimal shorter perf tips, apart from that very fine, photo expertize Tobias Huylmans (2018), Michel 1.400.-