The second prototype DI-6 with low-set tailplane and four-gun underwing armament

Самолёты на фотографии: Aircrafts on the photo: Кочеригин, Яценко ДИ-6 - РоссияRussia - 1935

The standard production DI-6.

Самолёты на фотографии: Aircrafts on the photo: Кочеригин, Яценко ДИ-6 - РоссияRussia - 1935

The innovative single-seat fighter designed and built by the Kazyanenko brothers and flown in June 1917.

Самолёты на фотографии: Aircrafts on the photo: Касяненко Касяненко-5 - РоссияRussia - 1917

The Kawasaki Ki-108 heavy interceptor, the photograph depicting the first prototype.

Самолёты на фотографии: Aircrafts on the photo: Kawasaki Ki.108 - ЯпонияJapan - 1944

The Kawasaki Ki-108 heavy interceptor

Самолёты на фотографии: Aircrafts on the photo: Kawasaki Ki.108 - ЯпонияJapan - 1944

The Kondor D I single-seat fighter, unofficially known as the Kondorlaus, which entered flight test in the late autumn of 1917.

Самолёты на фотографии: Aircrafts on the photo: Kondor D.1 / D.2 / D.6 - ГерманияGermany - 1918

The Kondor D 2, which, flown in May 1918, did not progress further than prototypes.

Самолёты на фотографии: Aircrafts on the photo: Kondor D.1 / D.2 / D.6 - ГерманияGermany - 1918

The Kondor D 2, which, flown in May 1918, did not progress further than prototypes.

Самолёты на фотографии: Aircrafts on the photo: Kondor D.1 / D.2 / D.6 - ГерманияGermany - 1918

The unique D 6 which represented an attempt to provide maximum forward and upward visibility.

Самолёты на фотографии: Aircrafts on the photo: Kondor D.1 / D.2 / D.6 - ГерманияGermany - 1918