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Train 588 was scheduled out of Houston at 130AM and into Los Angeles 51 hours later. On October 21, 1977 it was running several hours late as the train comes by the interlocking tower at Rosenburg. Until Santa Fe installed CTC in the early 70s, Tower 17 had a train order boards. The signal for the Santa Fe was right at the end of the siding by the second unit in the picture above. Disk 109