United Air Lines  Boeing 80-A  NC224M                (c/n  1082)

                                  

                                        Here's a Boeing 80-A over Chicago following the long haul east from San Francsico.  This
                                        photograph was taken over Lake Michigan, off shore from Chicago, circa 1931, when the
                                        United Air Lines group still carried the name of the original founder line in the roundel, in this
                                        case Boeing Air Transport.