Backed-up baggage carts sit on the tarmac next to Northwest Airlines jets January 4 at Detroit Metro Airport in Romulus, Michigan waiting for baggage handlers to route it to various destinations following
Airline Maps
Route Maps – Northwest – Northwest Airlines History Center
Eights to the Orient: Northwest DC-8s - YESTERDAY'S AIRLINES
Northwest Airlines route maps
Northwest Airlines route map - North America from Detroit
Northwest Airlines route maps
Route Maps – Northwest – Northwest Airlines History Center
Route Maps – Northwest – Northwest Airlines History Center