Editing Track gauge (section)

=== Medium gauge ===
The term "medium gauge" had different meanings throughout history, depending on the local dominant gauge in use.

In 1840s, the {{Track gauge|1600mm|lk=on}} [[Irish gauge]] was considered a medium gauge compared to Brunel's {{Track gauge|84.25in|lk=on}} [[broad gauge]] and the {{Track gauge|standard}} narrow gauge, which became the modern [[standard gauge]].<ref>{{cite web|url=http://keepontrack.scoilnet.ie/kildare/the-beginning-of-the-great-southern-and-western-railway/|title=The beginning of the Great Southern and Western Railway}}</ref>