Boeing 767 - Wikipedia
https://en.wikipedia.org/wiki/Boeing_767In 1970, Boeing's 747 became the first wide-body jetliner to enter service. The 747 was the first passenger jet wide enough to feature a twin-aisle cabin. Two years later, the manufacturer began a development study, code-named 7X7, for a new wide-body aircraft intended to replace the 707and other early generation narrow-body jets. The aircraft would also provide twin-aisle seating, but in a s…