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Fulton surface-to-air recovery system - Wikipedia
Tethered balloon - Wikipedia
A Look at Tethered Aerostats - Public Radio East
Flight Before the Airplane - National Air and Space Museum
Is the Olympic Cauldron Flying With a Hot-Air Balloon? Here's ... - CNET
Flight of the Giant | Smithsonian
Aerostat - Wikipedia
56 Airships, Blimps, & Aerostats - Embry–Riddle Aeronautical …
The first hot air balloon flight | Palace of Versailles
Lighter-than-Air Flight > National Museum of the United States Air ...