The Sword of Mar'na F'ullhy was a sword that was the sacred symbol of the office of the planetary governor of Damiano. It was created in the 22nd century and said to have been used by Mar'na F'ullhy to cut through the cultural barriers of the time. It remained the symbol of office into the late 24th century. (TNG - Perchance to Dream comic: "By a Sleep to Say We End")