The National Interest on MSN5d
The X-13 Vertijet Proved That VTOL Aircraft Could Fly High
The X-13 was developed in the 1950s, at a time when aerospace research was perhaps at its most fervent. The Ryan X-13 ...
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6 Of The Strangest Fighter Jets Of All Time
Dual Propellors For Convair's VTOL XFY-1 Pogo Militaries worldwide were studying the concept long before the legendary AV-8B Harrier II ever lifted off, and Convair's XFY Pogo is proof of that.