1930 Germany Flight cover, franked with pair of 10k definitives, fine-v.f., with Friedrichshafen arrival pmk. Covers on this flight were supposed to be franked only with the specially issued set of two stamps (C12-13); all other types of franking is rare
1917 1r carmine and brown (vertical lozenges of varnish), imperforate sheet of 50 (vertical format with six labels), background inverted, some gum disturbances and marginal creases, v.f.
