efforts made to ensure the best ventilation, [423];
excellent health of the employés, [424].
Midland Railway incorporated, [3];
present length, [ib.];
its importance for the conveyance of coal to London, [48].
Mileage, British Postal, on Railways, [38], [105], [138];
variety of its cost for all modes of conveyance, [123].
Mileage, train, of British Railways, [40], [47].
Minerals conveyed on British railways, [40], [47];
their rapid increase in recent years, [69].