swept wings then becoming widespread. He subsequently worked with David Keith-Lucas of Short Brothers on the design of the experimental Short SB.4 Sherpa, another tailless design, which test-flew the wing. Personal life Hill married May Alexander on 10 October 1918 in Carrickmore, County Tyrone. References Bibliography External links Obituary in Flight Flying Wings at century of Flight British aerospace engineers English test pilots Military personnel from London Fellows of the Royal Aeronautical Society Recipients of the Military Cross English aviators 1895 births 1955 deaths Royal Flying Corps officers