The New Zealand Railways Magazine, Volume 2, Issue 4 (August 1, 1927)
The world-famed Otira Gorge (under which the longest railway tunnel in the British Empire-5.31 miles-has been driven), Southern Alps, South Island
The world-famed Otira Gorge (under which the longest railway tunnel in the British Empire-5.31 miles-has been driven), Southern Alps, South Island.