سال انتشار: 2015 | 130 صفحه | حجم فایل: 83 مگابایت | زبان: انگلیسی
Mortons Media Group
قیمت: 6000 تومان
In October 1947 Chuck Yeager became the first pilot to exceed the speed of sound in level flight. What began as a research project to discover the peculiarities of flight across the sound barrier became an all-out race for speed and altitude – all the way to hypersonic flight and the very edge of space itself!