Both Amtrak (April 1, 1971) and Burlington Northern (March 2, 1970) were in place by this time, but you'd never know it from this business-as-usual scene at Chicago Union Station, seen from Roosevelt Road with plenty of activity going on. A Chicago, Burlington & Quincy commuter run passes an unidentified long-distance domeliner on the left. Several Penn Central units of uncertain parentage are busy at right.