Project 131 Libelle Torpedo Boat
තවම පරිවර්තනය කර නැත — ඉංග්රීසියෙන් පෙන්වයි.
The Libelle-class torpedo boat, also known as that Project 131 Libelle torpedo boat (German: Libelle Klasse, lit. 'Dragonfly class'), was a class of torpedo boats designed, built, and used by the German Democratic Republic during the Cold War.
