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United Flight 837 and the Air Traffic Control system ORD-LAX ca 1963. UA837/B DC8-1 470 1600 350 ORD V172 3CE DRCT DSM J60 LAX 241405 National Archives and Records Administration - ARC 43449, LI 237.22 -A Traveler Meets Air Traffic Control (1963) - Federal Aviation Agency. Motion Picture and Photographic Section. (1958 - 1967). Great shots of Chicago's Meigs Field in the beginning http://friendsofmeigs.org/ Click to subscribe! http://bit.ly/subAIRBOYD The most viewed aviation channel on YouTube.