Russia, Imperial. A Badge of the Army Higher Engineering and Technical School Auction (1884-1918 Issue)

(1884-1918 Issue)

When World War II began

hallmarked on elongated loop with Bertrand mark

measuring 48 mm (w) x 67 mm (h) each)

Russia, Imperial. A Badge of the Army Higher Engineering and Technical School Auction (1884-1918 Issue)Constructed of a silver alloy, the obverse consisting of an oval laurel and oak leaf wreath, joined together at the bottom by a ribbon defaced by initials ( ), surrounding a cluster of lightning bolts pierced by a crossed shovel and pickaxe, situated above an anchor, topped by a flaming grenade, and overlaid by a double headed Russian imperial eagle, the reverse with a central threaded screwpost retraining an original backplate, unmarked, measuring