Joseph Smith took over upon the death of what English aeronautical engineer born in 1895
R. J. Mitchell Reginald Joseph Mitchell CBE, FRAeS, (20 May 1895 – 11 June 1937) was an English aeronautical engineer, who worked for Supermarine Aviation. Between 1920 and 1936 he designed many aircraft. He is best remembered for his racing seaplanes, which culminated in the Supermarine S.6B, and the iconic Second World War fighter, the Supermarine Spitfire.
Willoughby Smith Willoughby Smith (6 April 1828, Great Yarmouth, Norfolk – 17 July 1891, Eastbourne, Sussex) was an English electrical engineer who discovered the photoconductivity of the element selenium. This discovery led to the invention of photoelectric cells, including those used in the earliest television systems.