First Extemporaneous Public Speaking Event is held and won by Christe Peterson of Wisconsin. (14 h 54 m, 29 jul 1976 ano – 4 h 46 m, 12 out 1979 ano)
Adicionado na linha do tempo:
Data:
14 h 54 m, 29 jul 1976 ano
4 h 46 m, 12 out 1979 ano
~ 3 years and 2 months