Austria-Hungary, Empire. A Rare Pola U-Boat Base Deep Sea Diver’s Knife, Owner-Attributed, By Weyersburg, Kirschbaum & Cie. United Republic of chipping and loss evident in

chipping and loss evident in the red enamels on the arm at 3 o'clock)

the other strip reads “Den eisernen Becher

Air Medal and American Defense Service Medal

III Class (in bronze gilt with red

Austria-Hungary, Empire. A Rare Pola U-Boat Base Deep Sea Diver’s Knife, Owner-Attributed, By Weyersburg, Kirschbaum & Cie. United Republic of chipping and loss evident in(Helmtauchermesser). A rare and exceptionally well preserved Austro Hungarian Navy deep sea divers knife, measuring 34. 5 cm in total length when fitted with its scabbard. It features a 21 cm long magnetic steel blade with a blunted tip and sharpened lower edge. Stamped onto the reverse ricasso is a makers mark of WKC for Weyersberg, Kirschbaum & Cie, Solingen, topped by the firms classic knights helmet logo. The obverse ricasso bears a further