bn:03719630n
Noun Concept
Categories: Professional tennis tournaments before the Open Era, Tennis records and statistics, Professional tennis before the Open Era
EN
Major professional tennis tournaments before the Open Era  Pre-open era professional tennis tournaments  Bonnardel Cup  Forest Hills Pro  Kramer Cup
EN
Before the advent of the Open era of tennis competitions in April 1968, only amateurs were allowed to compete in established tournaments, including the four Majors. Wikipedia
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