AVIATION PHOTOS Around Detroit March 24, 2009 Northwest Airlines Airbus A320 Northwest Airlines N520US - Boeing 757-251 Northwest Airlines N520US - Boeing 757-251 Northwest Airlines Airbus A320 Northwest Airlines N820NW - Airbus A330-323X Northwest Airlines N820NW - Airbus A330-323X Northwest Airlines N639CZ - Embraer 175LR SVT Contour Northwest Airlines N317US - Airbus A320-211 Northwest Airlines N639CZ - Embraer 175LR Northwest Airlines N446XJ - Saab 340B Northwest Airlines N532US - Boeing 757-251 Northwest Airlines N371NB - Airbus A319-114 Northwest Airlines N755NW - MD DC-9-41 Northwest Airlines Embraer 175 Northwest Airlines Boeing 747-400 Frontier Airlines Airbus A320 Frontier Airlines Airbus A320 Northwest Airlines N371NB - Airbus A319-114 Northwest Airlines N763NW - MD DC-9-41 Delta Airlines N803NW - Airbus A330-323X Northwest Airlines N639CZ - Embraer ERJ-175LR Northwest Airlines N926NW - MD DC-9-32 Northwest Airlines N787NC - MD DC-9-51 Northwest Airlines N781NC - MD DC-9-51 Northwest Airlines N820NW - Airbus A330-323X Delta Airlines N776NC - MD DC-9-51 Northwest Airlines N831AY - Canadair CL600-2B19 Northwest Airlines N339NB - Airbus A319-114 Northwest Airlines N339NB - Airbus A319-114