The X-15 was the last in a line of manned rocket-powered research airplanes built during the 1950s to explore ever-faster and higher flight regimes....
Gratis onbeperkte toegang, Soek na enigiets Geen advertensies nie, Miljoene titels en elke dag bygevoeg, Alle platforms en volledig geoptimaliseer, Enige plek en altyd
