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The evolution of United States standard time zone boundaries from 1919 to 2024 in five-year increments. Plaque in Chicago marking the creation of the four time zones of the continental US in 1883 Colorized 1913 time zone map of the United States, showing boundaries very different from today Map of U.S. time zones during between April 2, 2006, and March 11, 2007.
As a result, in 1870 he published a pamphlet entitled "A System of National Time for Railroads" wherein he proposed four time zones, each 15° wide, the time of each being one hour different from the next, named Washington, first, second, and third hours. The central meridian of the first zone was the Washington meridian.
The Northern Pacific Railroad had seven time zones between St. Paul and the 1883 west end of the railroad at Wallula Jct; the Union Pacific Railway was at the other extreme, with only two time zones between Omaha and Ogden. [3] In 1870, Charles F. Dowd proposed four time zones based on the meridian through Washington, DC, for North American ...
Before the adoption of four standard time zones for the continental United States, many towns and cities set their clocks to noon when the sun passed their local meridian, pre-corrected for the equation of time on the date of observation, to form local mean solar time. Noon occurred at different times but time differences between distant ...
Proposals had been put forward for at least one meridian–based time zone for India as early as 1884. However, no consensus could be reached until 1906, when a single time zone based on Allahabad was established, and a standard time was introduced, which the railways came in line with. Despite this, Kolkata kept its own time until 1948 and to ...
Chicago and Eastern Illinois Railroad (1957). This is the Chicago and Eastern Illinois Railroad (PDF). Gassen, Dan (July 19, 1993), "The Chicago & Eastern Illinois Railroad" (PDF), Central States Challenger Special, St. Louis Chapter, National Railway Historical Society; Sanders, Craig (2008). Mattoon and Charleston Area Railroads. Arcadia ...
Pages in category "Railroads in the Chicago metropolitan area" The following 59 pages are in this category, out of 59 total. This list may not reflect recent changes .
1918 map of the railroad. The Chicago and Illinois Western Railroad (reporting mark CIW) was an industrial switching railroad serving the west side of Chicago and southwest Cook County. From a connection with a now defunct north–south railroad line near 31st Blvd. and Western Ave. it went west along 33rd St. to Cicero.