1) Model railroad scale 2) Railroad track specification
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https://www.crosswordclues.com/clue/standard-gauge
[toy trains] Standard Gauge, also known as Wide Gauge, was an early model railway and toy train rail gauge, introduced in the United States in 1906 by Lionel Corporation. As it was a toy standard, rather than a scale modeling standard, the actual scale of Standard Gauge locomotives and rolling stock varied. It ran on three-rail track whose ...
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http://en.wikipedia.org/wiki/Standard_Gauge_(toy_trains)
The standard gauge (also Stephenson gauge after George Stephenson, International gauge or normal gauge) is a widely used railway track gauge. Approximately 60% of lines in the world are this gauge (see the list of countries that use the standard gauge). Except for Russia, Finland, Portugal and some upgraded lines in Spain, all high-speed lines are...
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http://en.wikipedia.org/wiki/Standard_gauge
(from the article `gauge`) About three-fifths of the rail trackage in the world is the so-called standard gauge of 4 feet 8.5 inches (1.4 m), which originated with George ... ...aspect of European rail construction is found in what might be called the `defensive use of gauge.` When the first Russian lines were built there ... ...
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http://www.britannica.com/eb/a-z/s/152
Railroad track where the rails are spaced 1,435 mm (4 ft 8½ in) apart. This is by far the most common gauge of railway worldwide.
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http://www.translationdirectory.com/glossaries/glossary256.php
[
n] - railroad track having the standard width of 56.5 inches
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http://www.webdictionary.co.uk/definition.php?query=standard%20gauge
noun railroad track having the standard width of 56.5 inches
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https://www.encyclo.co.uk/local/20974
No exact match found.
