Prototypes
Three different craft were built in the late 1950s and early 1960s that utilized deflected slipstream as the means of achieving vertical or short takeoffs.
Read more about this topic: Deflected Slipstream
Famous quotes containing the word prototypes:
“As our domestic fowls are said to have their original in the wild pheasant of India, so our domestic thoughts have their prototypes in the thoughts of her philosophers.”
—Henry David Thoreau (1817–1862)