Special operation codenamed "this is a helicopter"Special operation codenamed "this is a helicopter"
The picture of military operations on february 11, 1944The picture of military operations on February 11, 1944
Drawing of military operations in the air with the participation of c. 200Drawing of military operations in the air with the participation of C. 200
Drawing of military operations involving aircraft and tanksDrawing of military operations involving aircraft and tanks