In 1980, Pan Am significantly upgraded its first class cabins on its Boeing 747 and 747SP aircraft by introducing Sleeperette ...

While both aircraft serve similar routes, they feature notably different cabin configurations, amenities, and passenger experiences. The Boeing 747-400 has been a workhorse for Lufthansa since the ...

it is beginning to retrofit existing aircraft with the cabin, as it becomes more widespread. While the Boeing747 family has ...