![File:United Airlines Boeing 747-400; N197UA@FRA;01.07.2012 659bm (7734290274).jpg - Wikimedia Commons File:United Airlines Boeing 747-400; N197UA@FRA;01.07.2012 659bm (7734290274).jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/a/ab/United_Airlines_Boeing_747-400%3B_N197UA%40FRA%3B01.07.2012_659bm_%287734290274%29.jpg)
File:United Airlines Boeing 747-400; N197UA@FRA;01.07.2012 659bm (7734290274).jpg - Wikimedia Commons
![Zurich, Switzerland. 23rd Jan, 2016. The Boeing E-4 Advanced Airborne Command Post of the United States Air Force, a modification of the Boeing 747-200B plane, at an airport in Zurich. Planes carrying Zurich, Switzerland. 23rd Jan, 2016. The Boeing E-4 Advanced Airborne Command Post of the United States Air Force, a modification of the Boeing 747-200B plane, at an airport in Zurich. Planes carrying](https://c8.alamy.com/comp/FCKHA2/zurich-switzerland-23rd-jan-2016-the-boeing-e-4-advanced-airborne-FCKHA2.jpg)
Zurich, Switzerland. 23rd Jan, 2016. The Boeing E-4 Advanced Airborne Command Post of the United States Air Force, a modification of the Boeing 747-200B plane, at an airport in Zurich. Planes carrying
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