来自MSN24 天
Did You Know The First Powered Lighter-Than-Air Flight Was 51 Years Before The Wright Brothers?
One of the more interesting earlier designs (from 1784) never built was an elliptical airship around 260 feet long that required 80 men to operate the three hand-cranked propellers. Giffard was ...
Smithsonian Magazine on MSN29 天
A Brief History of the Goodyear Blimp, Which Celebrates Its 100th Anniversary This Year
The tire company's iconic "lighter-than-air" craft debuted in 1925 and began providing aerial coverage of events across the country in 1955 ...