Los-Nr. 6100

1923, Airmail 5 mark and 15 on 5 mark, the latter with prominent plate flaw “missing green colour below Post”, together with additional franking, tied by cds. “TALLINN 29 VIII 24” to airmail cover to Königsberg with adjacent red boxed “Mit Luftpost befördert Königsberg (Pr.) 1”, the additional franking slightly toned, minor adhesive tape mark at upper right, folded vertically, a little roughly opened, a very rare and visually appealing cover, very few of the prominent plate flaw known on cover, certificate Löbbering BPP (2006) (Hurt/Ojaste E:5)