Michael Schack on Twitter: "Here's a seat map of KLM's Boeing 747-400, full passenger version. A 100% full flight has 420 people on board, crew incl. By the end of this weekend,
Vintage Airline Seat Map: United Airlines Boeing 747-400 OP - Frequently Flying
United 747 (747 400) Seat Map | Airportix
Rossiya Boeing 747 Seat Map - Updated 2023. Find the best seat | SeatMaps