This Day in Auto History:

4.29.1899 Camille Jenatzy, driving his Jenatzy electric La Jamais Contente at Acheres Park, France, becomes the first driver to break the 60 mph barrier in raising the land speed record to 65.79 mph - the metric equivalent for this run, 105.904 km/h, also marked the first time the 100 km/h barrier had been broken 4.29.1923 The first Salmson Grand Sport is completed and sold to dealers Ring & Hoffman of Strasbourg, Alsace, France 4.29.1934 George Eyston, driving the Flying Spray at the Bonneville Salt Flats, UT, sets a land speed record for diesel-powered vehicles, covering the flying kilometer at 159.0004 mph 4.29.1941 John G. Rumney, a designer and manufacturer of automobile springs, dies in Grosse Pointe, MI at age 90 4.29.1959 The 50,000,000th Ford Motor Company vehicle, a 1959 Ford Galaxie Town Sedan, is produced at the Dearborn, MI plant

Source: Automobile History Day By Day, by Douglas A. Wick