In order to keep down the expense of shunting the empty trains and engines to and from the platforms the carriage and locomotive depots should be as near the passenger station as possible; but often the price of land renders it impracticable to locate them in the immediate vicinity and they are to be found at a distance of several miles.
Economy in capital outlay and cheapness in construction is indeed the characteristic generally associated with light railways by the public, and implicitly attached to them by parliament in the act of 1896, and any simplifications of the engineering or mechanical features they may exhibit compared with the standard railways of the country are mainly, if not entirely, due to the desire to keep down their expenses.
They bore holes and penetrate into flower-buds and young bolls, causing them to drop. Fortunately the " worms " prefer maize to cotton, and the inter-planting at proper times of maize, to be cut down and destroyed when well infested, is a method commonly employed to keep down this pest.
They are the home of myriads of sea-birds and one of the nesting-places of the bonxie, or great skua (Lestris cataractes), which used to be fostered by the islanders to keep down the eagles, and the eggs of which are still strictly preserved.