Germany, Imperial. A Lot of First World War Fighter Ace Postcards

(Erster Weltkrieg Postkarten). A lot of four First World War notable figure postcards, including one depicting Walther Höhndorf, in uniform and with the Pour le Mérite and other decorations clearly visible, the reverse unused, measuring 87 mm (w) x 137 mm (h), in extremely fine condition; one depicting Max Immelmann, with three images of him in uniform and with the Pour le Mérite and other decorations visible, the reverse stamped with a Berlin studio mark, unused, measuring 89 mm (w) x 140 mm (h), in extremely fine condition; one depicting Wilhelm Fahlbusch, in uniform and with decorations clearly visible, the reverse unused, measuring 87 mm (w) x 137 mm (h), in extremely fine condition, and; one depicting Fritz Kosmahl, in uniform and with decorations visible, the reverse unused, measuring 86 mm (w) x 136 mm (h), in extremely fine condition.