Museo Historico Naval – Venice. Published August 11, 2019 at × in Venice’s Naval History Museum – Museo Storico Navale ← Previous Next → Lapel badges for officers of the X-MAS (Decima Flottiglia MAS). Blue for the 2nd Naval Unit worn between October 1943 and January 1945. Red for the Lion of San Marco Marines Green for Logistical support officers Share this:TwitterFacebookEmailPrintPocketLike this:Like Loading...