not used by VVS Operators Chinese Nationalist Air Force Finnish Air Force (captured) Luftwaffe (captured) Mongolia Mongolian People's Army Air Force- received more than 40 aircraft in July 1939 – 1942 Soviet Air Force Soviet Naval Aviation Spanish Republic Spanish Republican Air Force Spanish Air Force – Post civil war. Specifications (I-15 M-25) See also References Notes Bibliography Abanshin, Michael E. and Nina Gut. Fighting Polikarpov, Eagles of the East No. 2. Lynnwood, Washington: Aviation International, 1994. . Cheung, Raymond. OSPREY AIRCRAFT OF THE ACES 126: Aces of the Republic of China Air Force. Oxford: Bloomsbury Publishing Plc, 2015. . Drabkin, Artem. The Red Air Force at War: Barbarossa and the Retreat to Moscow – Recollections of Fighter Pilots on the Eastern Front. Barnsley, South Yorkshire, UK: Pen & Sword Military, 2007. . Gordon, Yefim and A. Dexter. "Polikarpov Biplane Fighter Variants". Wings of Fame, Volume 17. London:Aerospace Publishing, 1999, pp. 106–129. . Gordon, Yefim and Keith Dexter. Polikarpov's Biplane Fighters (Red Star, vol.6). Earl Shilton, Leicester, UK: Midland Publishing, 2002. . Gordon, Yefim and Dmitri Khazanov. Soviet Combat Aircraft of the Second World War, Volume One: Single-Engined Fighters. Earl Shilton, Leicester, UK: Midland Publishing Ltd., 1998. . Green, William and Gordon Swanborough. "Of Chaika and Chato... Polikarpov's Fighting Biplanes". Air Enthusiast. Issue 11, November 1979 – February 1980, pp. 9–29. ISSN 0143-5450. Gunston, Bill. The Osprey Encyclopedia of Russian Aircraft 1875–1995. London: Osprey, 1995. . Lannon, Frances. The Spanish Civil War 1936–1939 (Essential Histories 37). London: Osprey Publishing, 2002. . Léonard, Herbert. Les avions de chasse Polikarpov (in French). Rennes, France: Editions Ouest-France, 1981. . Léonard, Herbert. Les chasseurs Polikarpov (in French). Clichy, France: Éditions Larivière, 2004. . Maslov, Mikhail A. Polikarpov I-15bis (Wydawnictwo Militaria 199) (in Polish). Warsawa, Poland: Wydawnictwo Militaria, 2004. . Maslov, Mikhail A. Polikarpov I-15, I-16 and I-153. Oxford, UK: Osprey Publishing, 2010. . Stapfer, Hans-Heiri. Polikarpov Fighters in Action, Part 1 (Aircraft in Action number 157). Carrollton, Texas: Squadron/Signal Publications, Inc., 1995. . 徐 (Xú), 露梅 (Lùméi). 隕落 (Fallen): 682位空军英烈的生死档案 - 抗战空军英烈档案大解密 (A Decryption of 682 Air Force Heroes of The War of Resistance-WWII and Their Martyrdom). 东城区, 北京， 中国: 团结出版社, 2016. . Further reading External links https://web.archive.org/web/20070727063151/http://www.aviation.ru/Po/#15 http://www.wio.ru/tacftr/polikarp.htm 1930s Soviet fighter aircraft I-015 World War II Soviet fighter aircraft Articles containing video clips Single-engined tractor aircraft Biplanes Aircraft first flown in 1933 Gull-wing aircraft World War II Chinese fighter aircraft World War II