Imperial
Imperial
Southern Pacific GS-4 No. 4439 leads train No. 40, the eastbound Los Angeles-Chicago Imperial, 3 miles north of Corona, N.M., on the Golden State Route, as it nears its handoff to the Rock Island at Tucumcari, N.M., on May 27, 1949. The route was a significant one for the SP. D.L. Ingersoll photo
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