What Firestone innovation made changing tires much easier? Select an Answer Sidewire device Key hole sipe Demountable rim Straight-sided pneumatic tire Where did Henry Ford meet Harvey Firestone? Select an Answer Columbus Buggy Works Canton Buggy Works Columbus Horse and Driver A local pub What Firestone innovation improved tire traction? Select an Answer Sidewire device Non-skid Angular tread Sticko Tubeless tire What was the cross-country military maneuver conducted in 1919 called? Select an Answer Mission 357 Transcontinental Motor Convoy Coast-to-Coast Continental Crusade What was the name of the plan that disavowed employment discrimination because of race, creed, color, or national origin? Select an Answer Plan for Progress Plan for Equality Plan to Overcome Freedom Plan What President of the United States joined the famous camping pals on one of their trips? Select an Answer Eisenhower Harding Wilson Coolidge In what year did the number of automobiles in the United States surpass the number of telephones? Select an Answer 1928 1934 1943 1951 The famous camping pals included Harvey Firestone, Thomas Edison, Henry Ford and ____? Select an Answer William Burrows John Burroughs Walt Whitman John Muir For how many years did the Firestone string of Indy 500® victories span? Select an Answer 28 43 47 51 In what year did Firestone return to the Indy 500®? Select an Answer 1994 1995 1996 1997