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Books about Toersen:
Les désarrois de l'élève Törsen (traduit) (French Edition) by Robert Musil (Jan 9, 2013)
Wiki information Toersen:
Aalt Toersen is a former Grand Prix motorcycle road racer from the Netherlands. He had his best years in 1969 and 1970 when he won three races and finished the season in second place in the F.I.M. 50cc world championship, both times behind Angel...