Montgolfier, Jacques-Etienne
1740-1810
In 1782 Michel Montgolfier devised a means of inflating a silk container with hot air by suspending it over fire. A year later the two brothers launched a hot air ballon, which was 9 meters in diameter and rose to 2000 meters, remaining aloft for ten minutes. Later that year Etienne launched several ballons in Paris; one flight lasted 25 minutes and carried two passengers.
www link :
|