World championship dirt track racing in Chorzów.
Motor cyclist and flags of participating countries
Chorzów is part of the Katowice conurbation.
The participating countries, as displayed on the flags, were: the Soviet Union, Finland, Czechoslovakia, New Zealand, Poland, Great Britain, Norway, Australia and Denmark, respectively.
Finał I. M(istrzostwa) Ś(wiata) na żużlu 2.X.1973 Chorzów = The finals of the first world championship on dirt track 2 October 1973 Chorzów.
Dirt track racing