Helium was primarily used as a lifting gas in lighter-than-air craft.
From the en.wikipedia.org
Louis, out of flying and fixing lighter-than-air craft.
From the stltoday.com
To go up, the pilot releases compressed helium, filling the hull and making the craft lighter than air.
From the ocregister.com
The advantages of using lighter-than-air craft in an environment of guaranteed low wind speed is obvious.
From the newscientist.com
And, because most of the antenna is made of gas, it weighs very little and can be affixed to a lighter-than-air craft.
From the newscientist.com
The sector operates business jets, rotorcraft, piston and jet-enginedfixed-wing aircraft, gliders of all descriptions, and lighter than air craft.
From the en.wikipedia.org
During the brief period that the Macon was based at Moffett, Hangar One accommodated not only the giant airship but several smaller non-rigid lighter-than-air craft simultaneously.
From the en.wikipedia.org
This was the beginning of many experiments using taffeta balloons by the Montgolfier brothers, and led to the first known human flight in a lighter-than-air craft.