You neglected to mention that the first commercial oil well in North America was dug by James Miller Williams in Ontario, Canada ​ — a year prior to Edwin Drake’s well in Titusville, Pennsylvania, U.S.A.
Anda tidak menyebutkan sumur minyak komersial pertama di Amerika Utara yang digali oleh James Miller Williams di Ontario, Kanada ​ — setahun sebelum sumur Edwin Drake di Titusville, Pennsylvania, AS.