Prussia. An Imperial Submarine (U-Boot) Badge With Its Matching Submarine certificate_of_authenticity Four rows of matte silver/aluminum

Four rows of matte silver/aluminum Russian braid

two die-holes on both sides along the edge of the "M" for uniform attachment

advancing to an Engineering Officer at RAF Military Transport Depot

The remainder retraced their steps to the ventilating shaft

Adhesive residue on the reverse of both from previous mounting

Prussia. An Imperial Submarine (U-Boot) Badge With Its Matching Submarine certificate_of_authenticity Four rows of matte silver/aluminum(U Boot Kriegsabzeichen). Constructed of gilt bronze; consisting of an oval laurel wreath, and an Imperial crown and the top of the badge, with a submarine superimposed on the centre of the badge; horizontal pinback, with a barrel hinge and a round wire catch; an unmarked example; measuring 47. 69 mm (w) x 45. 54 mm (h); weighing 19. 7 grams. With its matching stick pin; measuring 16 mm (w) x 14 mm (h), with a 38 mm long pin; in overall better than