Hans Geier at the finish, Germany, 1930s.
© NMeM / Zoltan Glass / Science & Society Picture Library
Photograph by Zoltan Glass. Hans Geier at the wheel of his no 8 car, the Mercedes-Benz W25 GP, is surrounded by mechanics at the end of the race. Alfred Neubauer (pointing at Geier) was the manager of the Mercedes Grand Prix team. He devised a system of boards and flags to keep the drivers informed of their speed and position.