GERMANY 1926 50pf Arms wmk vertical, Michel 401 X, SG 416a, vf cds used

GERMANY 1933 Air Chicago World Exhibition Flight of Graf Zeppelin overprints complete set (Michel 496/98, SG 510/12), used, 4m with a couple of shortish perfs, 1m with Dr Helmut Oechsner ‘small photo-certificate’. (3 stamps)