Desi Evans, 92, laughs as he talks about working on the first 747 over 50-years ago before a ceremony for the delivery of the final Boeing 747 jumbo jet, Tuesday, Jan. 31, 2023, in Everett, Wash. Since it debuted in 1969, the 747 has served as a cargo plane, a commercial aircraft capable of carrying nearly 500 passengers, and the Air Force One presidential aircraft. (AP Photo/John Froschauer)