Germany, Empire. An Imperial Submarine (U-Boot) Badge certificate_of_authenticity finally sank

finally sank

These images depict in factory workers and many images of the guns in various stages of build

the reverse with a monogram of Friedrich August inside of a laurel wreath

designer marked FEC

Germany, Empire. An Imperial Submarine (U-Boot) Badge certificate_of_authenticity finally sank(U Boot Kriegsabzeichen). Constructed of gilt bronze; the obverse consisting of an oval laurel wreath, and an Imperial crown and the top of the badge, with a submarine superimposed on the center of the badge; horizontal pinback, with a barrel hinge and a round wire catch; an unmarked example, but typical "WALTER SCHOTT Fec." example; measuring 49. 66 mm (w) x 48. 09 mm (h); a worn example, in overall better than very fine condition.