When aviation enthusiasts saw a new Boeing 747 variant roll out of the Everett factory in 1975, many did a double-take. From head-on, it had the familiar hump and four engines of the “Queen of the ...

TheBoeing 747 is perhaps the most famous subsonic airliner of all time. With its distinctive partial upper deck, four engines, and historical provenance, the 747 is an icon of aviation. Boeing has ...