The Mann-Elkins Act of 1910 extended the authority of the Interstate Commerce Commission to include communications. It also made the long-short haul clause of the original act more effective, i.e., it strengthened government regulation of the railroads.
... Hill, (United Kingdom)
1966 - Jackie Stewart[?], (United Kingdom)
1967 - Denny Hulme[?], (New Zealand)
1968 - Graham Hill, (United Kingdom)
1969 - Graham Hill, ...