The concept still demonstrates its strong, lightweight structure and excellent maneuverability at low speed. Many people are aware—consciously or instinctively—that the world’s first successful ...

CENTENNIAL, Colo. — The olive-green flight suit was older than many of the family members gathered on the tarmac at Centennial Airport. Robert “Bob” Fleak tugged at its zipper, smiling faintly. “Yes,” ...