The Great Southern and Western Railway (largest of Ireland's "Big Four" railway networks) was an Irish track gauge (1,600 mm (5 ft 3 in)) railway company with a length of 1,100 miles (1,800 km) from 1844 until December 31, 1924.
The Great Southern and Western Railway (largest of Ireland's "Big Four" railway networks) was an Irish track gauge (1,600 mm (5 ft 3 in)) railway company with a length of 1,100 miles (1,800 km) from 1844 until December 31, 1924.