Germany, Imperial. A Mixed Lot Of German Royal House Commemorative Postcards certificate_of_authenticity in unissued and mint condition

in unissued and mint condition

Monetny Dvor mint marked and number engraved "67035" on the reverse

the tab with fourteen rows of two holes each for length adjustment

The Ustasha (Croatian militia) began an extermination war against the Serbian population

Germany, Imperial. A Mixed Lot Of German Royal House Commemorative Postcards certificate_of_authenticity in unissued and mint condition(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