Shropshire, production of coal in, note, [49].
Sicily, mountains of, note, [8].
Sierra Nevada Mountain, [19].
Simplon, the, [8];
height of, note, [319].
Skye and Dingwall Railway, note, [239].
Sleeping railway car, note, [303].
Sleepers, railway, iron in India, [282].
Sletvio Pass, the, [11].
Slow trains, difficulty of keeping time with them, [113].