The Warsztaty Szybowcowe Wrona (Glider Workshops Crow), or Kocjan Wrona after its designer, was the most numerous and widely used Polish pre-war primary glider.
The Warsztaty Szybowcowe Wrona (Glider Workshops Crow), or Kocjan Wrona after its designer, was the most numerous and widely used Polish pre-war primary glider. (en)
WS Wrona – polski szybowiec szkolny zbudowany w okresie międzywojennym. (pl)
The Warsztaty Szybowcowe Wrona (Glider Workshops Crow), or Kocjan Wrona after its designer, was the most numerous and widely used Polish pre-war primary glider. (en)
WS Wrona – polski szybowiec szkolny zbudowany w okresie międzywojennym. (pl)