Northwest Orient Airlines Flight 307 was a scheduled domestic flight in the United States routing Washington, DC–Detroit–Madison–Rochester–Minneapolis-St. Paul–Winnipeg. On 7 March 1950, the flight was operated by a Martin 2-0-2, registered N93050, when it crashed into a house on approach to Minneapolis-Saint Paul International Airport after first hitting a flagpole. The three crew members and ten passengers on board were all killed, as were two children in the house.^[2]

• http://en.wikipedia.org/wiki/Northwest Orient Airlines Flight 307