Germany, Imperial. A U9 Patriotic Badge visually-hidden with two of the sides

with two of the sides partially cut out to allow the fingers to slide the matchbox out of the cover once empty

with numerous line drawing battle maps

the eagle clutches in the beaks a gilded chain with the inscription Viribus Unitis (Latin for United Strength)

The document accompanied by a large seal in metal with a thin coating of red wax

before being discharged to duty on December 14th

Germany, Imperial. A U9 Patriotic Badge visually-hidden with two of the sides(Patriotisches Abzeichen). Constructed of silvered bronze with multi coloured enamels, the obverse consisting of an enameled depiction of U9 cutting through the surface of the ocean, topped by a skyline and rising sun bearing an Iron Cross, topped by a date of 1915, situated within a black enameled ring bearing a silvered inscription of DEUTSCHE KRAFT DAS SCHWERSTE SCHAFFT (GERMAN STRENGTH ACCOMPLISHES THE TOUGHEST THINGS), the reverse with a