Germany, Imperial. A Mixed Lot of German Royal House Commemorative Postcards

(Postkarten). A mixed lot of six postcards depicting members of German royal houses, including a patriotic wartime card depicting Kaiser Wilhelm II and Emperor Franz Joseph in opposition to the monarchs (and sole President) of Allied nations, the obverse with a Berlin studio mark, the reverse unused, measuring 90 mm (w) x 140 mm (h), in extremely fine condition; one depicting multiple portraits of Crown Prince Wilhelm at various ages, the obverse with a Berlin studio mark, the reverse unused, measuring 88 mm (w) x 138 mm (h), in extremely fine condition; one depicting Prince Adalbert of Prussia in a naval uniform, the reverse unused, measuring 88 mm (w) x 140 mm (h), in extremely fine condition; one depicting Prince August Wilhelm of Prussia, in uniform and with an array of orders and medals visible, the obverse with a Berlin studio mark, the reverse unused, measuring 88 mm (w) x 135 mm (h), in extremely fine condition; one depicting Crown Prince Rupprecht of Bavaria, in uniform and with an array of orders and medals visible, the obverse with a Munich studio mark, the reverse unused, measuring 90 mm (w) x 140 mm (h), in extremely fine condition, and; one depicting Prince Ludwig Ferdinand of Bavaria, in uniform and with an array of orders and medals visible, the obverse with a partially-legible studio mark, the reverse unused, measuring 85 mm (w) x 135 mm (h), in extremely fine condition.