April 22: Sir Henry Royce, co-founder of Rolls-Royce, dies on this date in 1933

One of the most famous engineers in automotive history rarely set foot in the factory with his name on it. After launching the Rolls-Royce Silver Ghost in 1905, and building the factory in 1908, doctors told Henry Royce he was near death from overwork in 1911, and barred him from the premises. For the next 22 years, Royce worked from estates, often hiring designers and engineers to draft his plans and help him flyspeck problems. Working from home, Royce not only built up Rolls-Royce but designed aircraft engines that defended Britain in two world wars. Today, the aeronautical and automotive businesses that still bear his name have long been separated, but both can rightly claim his mantle. Here's a glimpse of Royce at work: