The IK-L1, alias IK-1, in its earliest form, with streamlined wheel spats which were later removed.

Самолёты на фотографии: Aircrafts on the photo: Ikarus IK-L1 / IK-2 - ЮгославияYugoslavia - 1935

The production IK-2

Самолёты на фотографии: Aircrafts on the photo: Ikarus IK-L1 / IK-2 - ЮгославияYugoslavia - 1935

One of the S-49A fighters, more than 100 of which were built in the early 'fifties.

Самолёты на фотографии: Aircrafts on the photo: Ikarus S-49 - ЮгославияYugoslavia - 1948

Designed as a close air support fighter, the Il-1 progressed no further than prototype form, the progress of the war having rendered its category superfluous.

Самолёты на фотографии: Aircrafts on the photo: Ильюшин И-21 / ЦКБ-32 - РоссияRussia - 1936