"1330.0"^^ . . "170.0"^^ . . "RAF 15"@en . "746.0"^^ . "2.44 m"@en . "605.0"^^ . "6,100 m"@en . . "20000.0"^^ . . "127.0"^^ . "The Westland Wagtail was a prototype British Fighter aircraft of the First World War. A single-engined tractor biplane, the Wagtail was a failure owing to the unreliability of its engine, only five being built."@en . "17.7"^^ . "5.77 m"@en . "April 1918"@en . "lb/ft\u00B2"@en . "prop"@en . "Westland Aircraft since 1915"@en . . "at 10,000 ft"@en . "125.0"^^ . "576.58"^^ . . "One"@en . . "The Westland Wagtail was a prototype British Fighter aircraft of the First World War. A single-engined tractor biplane, the Wagtail was a failure owing to the unreliability of its engine, only five being built."@en . "plane"@en . "7.06 m"@en . . . "kg/m\u00B2"@en . "243.84"^^ . "hp/lb"@en . "109"^^ . . "2"^^ . "339.0"^^ . "Prototype"@en . "W/kg"@en . "190.0"^^ . "Westland Wagtail"@en . "5"^^ . . "7"^^ . "1"^^ . "706.12"^^ . . "1020.0"^^ .