III J6908 Prototype built with Long Fuselage J6909 Prototype built with Long Fuselage Two further Mk I aircraft were built as part of the main Mk II production batch. Fawn Mk II J6990 Prototype to Specification 20/23 ordered in February 1923 J6991 Prototype to Specification 20/23 ordered in February 1923 Long Fuselage – 450 hp (340 kW) Lion II engine. Main production type – 48 production aircraft built. Fawn Mk III 468 hp (349 kW) Lion V engine. 20 built. Fawn Mk IV Twelve Mk IIIs were converted with supercharged Lion VI engines for a proposed Mk IV variant but the trial was abandoned and the Mk Iv designation was not used. Operators Royal Air Force No. 11 Squadron RAF – April 1924 – May 1927 No. 12 Squadron RAF – May 1924 – December 1926 No. 100 Squadron RAF – May 1924 – December 1926 No 503 (County of Lincoln) Squadron RAF Special Reserve – October 1926 – June 1929 No 602 (City of Glasgow) Squadron RAF Auxiliary Air Force – September 1927 – October 1929 Specifications (Fawn Mk III) See also References 1920s British bomber aircraft Fawn Biplanes Single-engined tractor aircraft Aircraft first flown in 1923