It originated as the Mankato, Minnesota to Wyeville, Wisconsin Minnesota 400 in 1936, then was later extended in 1950 to run all the way from Chicago, Illinois to Huron, South Dakota and renamed the Dakota 400.
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As the line served Rochester and its famous Mayo Clinic, there was at least one car on each train with wider doors for allowing patients on stretchers and other accommodations.
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In 1938, more passenger cars were added to the trains, so the locomotives were replaced by Class ES 4-6-2 Pacifics, with streamlined shrouds.
Rochester, New York | Rochester | Rochester, Minnesota | University of Rochester | Rochester Institute of Technology | 400 metres | Rochester, Kent | Forbes 400 | Bishop of Rochester | 400 metres hurdles | men's 4×400 m relay | Athletics at the 2008 Summer Olympics – Men's 4 × 400 metres relay | Greater Rochester International Airport | Boeing 747-400 | Rochester Red Wings | The 400 Blows | Athletics at the 2004 Summer Olympics – Women's 4 × 400 metres relay | X.400 | University of Rochester Medical Center | Rochester, New Hampshire | Athletics at the 2012 Summer Olympics – Women's 4 × 400 metres relay | 4 × 400 metres relay | 2005 World Championships in Athletics – Men's 4 × 400 metres relay | Rochester Cathedral | John Wilmot, 2nd Earl of Rochester | Brickyard 400 | Athletics at the 2004 Summer Olympics – Men's 4 × 400 metres relay | Rochester Philharmonic Orchestra | Rochester Community Players | Rochester Adams High School |