Sopwith Triplane Sopwith Triplane The Sopwith Triplane was a British single seat fighter aircraft designed and manufactured by the Sopwith Aviation Company during the First World War. It was the first military triplane to see operational service. The Triplane joined Royal Naval Air Service squadrons in early 1917 and was immediately successful. It was nevertheless built in comparatively small numbers and was withdrawn from active service as Sopwith Camels arrived in the latter half of 1917. Surviving Triplanes continued to serve as operational trainers until the end of the war. The Triplane began as a private venture by the Sopwith Aviation Company.
Gloster Aircraft Company accommodation. In 1934, Gloster was acquired by another British aircraft manufacturer, Hawker Aircraft. Regardless of this change in ownership, the company continued to produce aircraft under its own brand name. In that same year, Gloster produced one of its most famous aircraft, the Gladiator biplane. The 1935 merger of Hawker Aircraft and the interests of J. D. Siddeley (Armstrong Siddeley and Armstrong Whitworth Aircraft) saw Gloster become a part of Hawker Siddeley Aircraft, Ltd. At the outbreak of the Second World War, the firm lacked any modern designs of its own in production, but had significant expertise and production facilities