This Day in Auto History:

6.18.1904 Lawrence Randolph Hafstad of General Motors is born in Minneapolis, MN 6.18.1936 Racer Denis Clive Hulme is born in Nelson, New Zealand 6.18.1943 Chrysler Corporation stylist Thomas Charles Gale is born in Flint, MI 6.18.1949 Robert P. Page, Jr., Chairman of the Autocar Company, dies in Bryn Mawr, PA at age 70 6.18.1966 Bruce McLaren and Chris Amon, driving a Ford GT40 Mk2, win the Le Mans 24-hour race, becoming the first to exceed 3000 total miles during the event

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