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Pioneer Zephyr

At 5:04:40 on Saturday morning, May 26, 1934, the first diesel-powered, stainless-steel, streamlined train pulled out of Union Station, Denver, on a dawn-to-dusk race for Chicago. Called the Zephyr, it had been delivered to the Chicago, Burlington & Quincy Railroad in Philadelphia just six weeks earlier and had traveled west in a series of short trips. To reach Chicago before sunset, it had to cover 1,015 miles nonstop in less than fourteen hours.

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