2. Po-2. Serial: 9. Aircraft of one of the Northern Korean aeroclubs, 1949.
3. U-2. Unit: THK. THK (Turkish Air league) was founded in 1925. Its first name was TTC (Turk Tayyare Cemiyeti = Turkish Airplane Society). The first plane they bought was Polikarpov U-2. Two of them remained in service until 1945.
4. Po-2. Unit: VSJ. Serial: 0012.
6. U-2, VU-3, captured machine, used by the Finnish Army 1941.