Anton ''Tony'' Hulman Jr. in 1946, the year he reopened the Indianapolis Motor Speedway. He inherited Hulman and Co. when his father, seen in the portrait, died in 1942. - Photos courtesy of the Indianapolis Motor Speedway
Mary Hulman, right, in 1950, with Edith McNaughton Ford, wife of Henry Ford's grandson Benson Ford. - Photos courtesy of the Indianapolis Motor Speedway
Mari Hulman, left, in 1953 with Bessie Lee Paoli, the first woman to own an Indy car. Paoli first entered a car in the 1952 race. In 1953, her Springfield Welding Special, driven by Art Cross, finished second. - Photos courtesy of the Indianapolis Motor Speedway
Elmer George, Mari Hulman George's new husband, in 1957, his first of three Indianapolis 500 races. George died in a shootout the night of the 1976 Indy 500. - Photos courtesy of the Indianapolis Motor Speedway
Tony Hulman and his only grandson, Tony Hulman George, in 1961. (Photo courtesy of the Indianapolis Motor Speedway)
Hulman in May 1977, five months before he died of an aortic aneurysm. - Photos courtesy of the Indianapolis Motor Speedway
Mary Hulman preparing in 1983 to start the race with the famous line, ''Gentlemen, start your engines!'' - Photos courtesy of the Indianapolis Motor Speedway
The IMS board at the 2009 Centennial Era Gala, from left: Kathi George-Conforti, Nancy George, Josie George, Jack Snyder, Chairwoman Mari Hulman George and Tony George. - Photos courtesy of the Indianapolis Motor Speedway
Mari Hulman George and Jim Nabors in 2014, the last year Nabors sang ''(Back Home Again in) Indiana.'' - Photos courtesy of the Indianapolis Motor Speedway