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The original Katy line south from Parsons, KS came through Denison, took a slight jog to the east to get to Greenville, then ran southwest to Dallas. Train 102 (Extra 318 North) is coming through Royce City (milepost 730 as measured from St. Louis) on November 14, 1979.
About ten miles later, the train is leaving Caddo Mills on its way to Greenville. Disk 95