Boeing [NYSE: BA] today delivered its last new 757-300 passenger airplane to Continental Airlines Chairman and CEO Gordon Bethune and about 100 Continental employees and guests. Continental now operates 10 757-300s and more than 40 757-200s. Launched in 1996, the 757-300, at 178 feet 7 inches, is the longest single-aisle twinjet ever produced. Boeing will build the final 757, a 757-200, in October. Boeing has delivered more than 1,038 757 airplanes to 55 customers during the past 22 years.