A Rock Island DL-series type diesel electric locomotive pulls the Rocket from Des Moines, Iowa, in 1946.
Tom Harley
DL-series
•YEARS BUILT: 1940-1945
•MANUFACTURER: Alco
•OPERATED ON: Santa Fe; Milwaukee Road; Chicago & North Western; Rock Island; Gulf, Mobile & Ohio; New Haven; Southern; among other railroads
•NAMES: DL103B, 105, 107, 109
•QUANTITY: 78 (includes 4 DL108 and DL110 B units)
•HORSEPOWER: 2,000
•KNOWN FOR: Heavy use on New Haven — designed for passenger service, but proved to be an effective freight hauler at night. Designed by Otto Kuhler
•STATUS: No units remaining; all scrapped at end of service
