<page_title> 10-second barrier </page_title> <section_title> Electronically timed marks </section_title> <table> <cell> 3 July 1983 <col_header> Date </col_header> </cell> <cell> Calvin Smith <col_header> Athlete </col_header> </cell> <cell> 9.93 A <col_header> Time (seconds) </col_header> </cell> </table>
On July 3, 1983, Calvin Smith finished 10-second barrier in 9.93 seconds.