https://www.popularmechanics.com/military/aviation/a33957030/boeing-747-airborne-aircraft-carrier-proposal/
https://www.wearethemighty.com/articles/this-was-the-air-forces-plan-to-turn-a-boeing-747-into-an-airborne-aircraft-carrier/
https://interestingengineering.com/meet-the-boeing-747-aac-a-1970s-concept-for-flying-aircraft-carrier
https://www.aerospace-technology.com/features/featurethe-top-10-biggest-cargo-aircraft-4589609/
https://en.wikipedia.org/wiki/Boeing_747
https://en.wikipedia.org/wiki/USS_Akron
https://en.wikipedia.org/wiki/McDonnell_XF-85_Goblin