La newsletter de sept-oct
https://www.faa.gov/news/safety_briefing/2018/media/SepOct2018.pdf
La précédente
https://www.faa.gov/news/safety_briefing/2019/media/JulAug2019.pdf
La newsletter de sept-oct
https://www.faa.gov/news/safety_briefing/2018/media/SepOct2018.pdf
La précédente
https://www.faa.gov/news/safety_briefing/2019/media/JulAug2019.pdf