Russia, Soviet Union. A Civil “Ready for Defense” Cap Badge visually-hidden and on board of UB-130

and on board of UB-130 between late October 1918 and early January 1919

1917 at Spadina

including a Czechoslovakian Army Communications Personnel badge

5 cm" and surrounded by the inscription "UNSERE MÖRSER"

with outer fastening device

Russia, Soviet Union. A Civil “Ready for Defense” Cap Badge visually-hidden and on board of UB-130Constructed of bronze with red enamels, consisting of a five pointed red enameled star, the obverse depicting a shield with dual hammers and a canister gas mask superimposed on the star, the reverse with one of the attachment prongs intact (the other broken off), unmarked, measuring 34. 3 mm (w) x 33. 4 mm (l), in fine condition.