Germany, Imperial. A Pair of Signed Postcards from the House of Crown Prince Wilhelm Heer. A Flak/Artillery Hauptmann’s Service Tunic on a white rayon backing

on a white rayon backing

reverse shows the Austrian Imperial and Hungarian Royal crowns above the letter "C" (for Carolus) with the inscription VITAM ET SANGVINEM

After several attempts

demonstrating Germany’s battlefield ingenuity

twelve kilometres west of Ieper town centre

Germany, Imperial. A Pair of Signed Postcards from the House of Crown Prince Wilhelm Heer. A Flak/Artillery Hauptmann’s Service Tunic on a white rayon backing(Postkarten mit Autogrammen). A pair of signed postcards from the house of Crown Prince Wilhelm, including: 1. One depicting the courtyard of Schloss Oels (Olenica Castle, Poland), the residence of the deposed Crown Prince, the reverse bearing a typewritten dedicated from the castle, dated May 1925, extending heartfelt gratitude for the recipients birthday wishes, featuring Wilhelms signature in handwritten blue ink, measuring 9 cm x 14 cm, in