Narrow Gauge
- Sn3½ gauge - 3 ft 6 in (1,067 mm) gauge on 16.5 mm (0.650 in) gauge track (the same as HO gauge)
- Sn3 - 3 ft (914 mm) gauge on 14.3 mm (0.563 in) gauge track.
- Sn2 gauge - 2 ft (610 mm) gauge on 10.5 mm (0.413 in) (the same as HOn3 gauge) or 9 mm (0.354 in) gauge track
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Famous quotes containing the word narrow:
“Perhaps the best definition of progress would be the continuing efforts of men and women to narrow the gap between the convenience of the powers that be and the unwritten charter.”
—Nadine Gordimer (b. 1923)