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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.
Railroad managers tried to address the problem by establishing 100 railroad time zones, but this was only a partial solution to the problem. [2] Weather service chief Cleveland Abbe introduced four standard time zones for his weather stations, an idea which he offered to the railroads. [3]
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 ...
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 ...
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.
1883: Standard time zones adopted by railroads. [9] 1886: Many southern states convert from broad gauges such as 1,524 mm (5 ft) to standard gauge 1,435 mm (4 ft 8 + 1 ⁄ 2 in). (See also Broad gauge#United States.) 1887: Congress creates the Interstate Commerce Commission (ICC) to regulate railroads and ensure fair prices. [10]
The American Railway Association (ARA) was an industry trade group representing railroads in the United States. The organization had its inception in meetings of General Managers and ranking railroad operating officials known as Time Table Conventions, the first of which was held on October 1, 1872, at Louisville, Kentucky. In 1875, the group ...
In 1861, a charter was given to the Chicago and Evanston Railroad; however, the line began operation on May 1, 1885, after many years of funding and land acquisition problems. [3] [4] Initially, the line ran from the intersection of Chicago Avenue and Larrabee Street to a station at the Calvary Cemetery.