1916, Army thing with letter cancel "Air ship harbor JÜTEBORG" and single circle postmark "NIEDERGÖRSDORF" on turning point letter, inside one-line cancel "Air ship harbor", very fine (Image)

The Prussian airshipper department: approximate 1870, unused two-piece printed form drop card with blueish eagle seal stamp "royally. Prussian airshipper department", superb (Image)

Gerd Achgelis, Propaganda Flyer of the company Focke Wulf aircraft construction, signed card with offer one air display to the aviation association Karlsruhe, traces of use (Image)