Analysis of information sources in references of the Wikipedia article "بيرت أكوستا" in Arabic language version.
Taught self to fly, August 1910; built experimental planes and continued personal research until 1912; joined Glenn H. Curtiss as apprentice assisting in developing land and hydroplanes; instructed in flying; 1915. became instructor of R.F.C. and R.N.A.S. at Toronto, Canada .
{{استشهاد ويب}}: |url= بحاجة لعنوان (مساعدة) والوسيط |title= غير موجود أو فارغ (من ويكي بيانات) (مساعدة)Bert Acosta, one of this country's leading racing pilots, and four other fliers from fields in the Newark district have arrived at بلنسية, where they will go through a hurried course in military flying before taking the air against the Rebels, it was revealed here yesterday.
Bert Acosta, one of this country's leading racing pilots, and four other fliers from fields in the Newark district have arrived at بلنسية, where they will go through a hurried course in military flying before taking the air against the Rebels, it was revealed here yesterday.
Taught self to fly, August 1910; built experimental planes and continued personal research until 1912; joined Glenn H. Curtiss as apprentice assisting in developing land and hydroplanes; instructed in flying; 1915. became instructor of R.F.C. and R.N.A.S. at Toronto, Canada .