slab loaded rectangular waveguide. They married after 18 months of meeting, in August 1942, and took their honeymoon after the war, travelling through Europe in an MG, later naming their house after Fionnay, a hamlet in Switzerland. He lived in Malvern, Worcestershire, England, where he died on 30 January 2018 at the age of 98. References Further reading 1919 births 2018 deaths 20th-century British mathematicians 21st-century British mathematicians English electrical engineers History of computing in the United Kingdom Members of HM Scientific Civil Service People associated with Malvern, Worcestershire People associated with radar People educated at Blundell's School