for service. Rather than modify the aircraft to address these problems, Yakovlev chose to cancel it entirely in favor of designs using the more-powerful () Rolls-Royce Derwent-derived Klimov RD-500, like his Yak-23 and Yak-25 fighters then under development. Specifications (Yak-19) See also Notes Bibliography Gordon, Yefim & Kommissarov, Dmitry. Early Soviet Jet Fighters. Manchester, UK: Hikoki Publications, 2014. . Further reading Gordon, Yefim, Kommissarov, Dmitry & Komissariov, Sergey. OKB Yakovlev: A History of the Design Bureau and Its Aircraft. Hinkley, England: Midland, 2005. Green, William & Swanborough, Gordon. The Complete Book of Fighters. New York: Smithmark, 1994. Gunston, Bill. The Osprey Encyclopedia of Russian Aircraft 1875–1995. London: Osprey, 1995. Gunston, Bill & Gordon, Yefim. Yakovlev Aircraft Since 1924. London: Putnam Aeronautical Books, 1997. External links Russian Aviation Museum 1940s Soviet fighter aircraft Yak-019 Single-engined jet aircraft Aircraft first flown in 1947