1928 Circuit de la Riviera
1 April - Cannes: 10 laps x 3.400 km = 34.000 km(Final)
6 laps x 3.400 km = 20.400 km(5 heats)

Pole Position: N/A
Fastest lap: Edward Bret/Louis Chiron (Bugatti 35C)  2.59.0

Results:

Heat 1 (sports cars over 1500cc  55,326 km/ 34,378 mph)

1 Pierre Bussienne  Sizaire            22.07.4
2 Signoret          Chenard-Walcker    22.21.8
3 Barrington-White  Lorraine-Dietrich  23.07.8

Heat 2 (sports cars under 1500cc, 59,775 kmh/ 37,143 mph)

1 Henri Signoret    Salmson            20.28.6
2 Boccardi          Amilcar            23.41.2
3 Carasso           BNC 527 SCAP       23.52.0

Did Not Finish:

  Routier           Bugatti 37          2 Wheel Off

Heat 3 (racing cars over 1500c, 67,130 kmh/ 41,713 mph)

1 Edward Bret       Bugatti 35C        18.14.0
2 Louis Chiron      Bugatti 35C        18.17.2

Heat 4 (racing cars 1100cc-1500cc, 63,518 kmh/ 39,469 mph)

1 René Dreyfus      Bugatti 37A        19.16.2

Did Not Finish:

  Tallet            Delfosse            3 Crash

Heat 5 (Racing Cars under 1100cc, 58,997 kmh/ 36,659 mph)

1 Henry de Joncy    BNC 527 SCAP       20.44.8
2 Benoit Falchetto  Tony Speciale      20.45.2
3 C. "Samud"        BNC 527 SCAP       22.20.0
4 Henri Mathieu     RM Speciale        23.12.4

Final

1 Louis Chiron      Bugatti 35C        30.33.0
2 Edward Bret       Bugatti 35C        32.05.0
3 René Dreyfus      Bugatti 37A        35.02.2

Non starters:

  Henry de Joncy    BNC 527 SCAP
  Henry Signoret    Salmson