Learjet. For generations, the name has been synonymous with business jets, with more than 3,000 of the small private jet planes delivered since the first Learjet 23 flew in 1963.
원문출처 : https://www.cnn.com/travel/article/learjet-evolution-private-jet-travel/index.html
원문출처 : https://www.cnn.com/travel/article/learjet-evolution-private-jet-travel/index.html