| Chicago Burlington & Quincy Railroad E7 9937A on Train #10, the easdtbound Denver Zephyr, at Denver, Colorado on February 13, 1955, photograph by H. O'Hanlon, print by Gordon C. Bassett, Chuck Zeiler collection. This photo shows the first Denver Zephyr (DZ), introduced on May 31, 1936, and ran between Denver and Chicago until replaced by the second DZ in October 1956, at which time the first DZ's equipment was sold to the C&S and became the Texas Zephyr. |