The Order of the Lithuanian Grand Duke Gediminas features one of the earliest symbols of Lithuania, which is one of its historical what?
Order of the Lithuanian Grand Duke Gediminas:  It features the Columns of Gediminas, one of the national symbols of Lithuania. Columns of Gediminas: The Columns of Gediminas or Pillars of Gediminas are one of the earliest symbols of Lithuania and one of its historical coats of arms.
historical coats of arms