Austria, Imperial. A Central Powers Patriotic Badge certificate_of_authenticity as you shall

as you shall

with its original ribbon (note that there are two holes in the ribbon)

number impressed "49365" on the reverse

including spherical trigonometry

III Class Knight (Fullsize: six-piece construction

Austria, Imperial. A Central Powers Patriotic Badge certificate_of_authenticity as you shall(Patriotisches Abzeichen). Constructed of gilded bronze and multi coloured enamels, displaying the Austrian, Italian, German, and Ottoman flags in beautifully coloured enamel work, with a horizontal pinback on the reverse, unmarked, measuring 21. 0 mm (w) x 27. 7 mm (l), weighing 6. 27, a beautifully preserved example, in overall extremely fine condition.