Mezue ahịrịokwu na-esonụ: The otu debuted na Formula One na
1973 South African Grand Prix na Shadow DN1 chassis. Ụgbọala abụọ dị maka ndị ọkwọ ụgbọala Oliver na Follmer, yana ntinye onwe onye maka Graham Hill onye gbara ụgbọ ala ya n'okpuru ọkọlọtọ Embassy Hill.