ENGINEERING ARTICLES. For articles on prime movers see ENGINE, which gives reference to the various orders of engines. For articles on the different forms in which engineer ing is concerned with the application of power to traffic on land and sea and in the air, a key will be found under the heading TRANSPORT. The application of power to industry leads to a specialization of engineering in respect of each separate industry, and for an account of this the reader should turn to the articles on various industries ; e.g., BRIDGES, BOILERS, AERONAUTICS, RAIL WAYS, PRINTING, WEAVING, GAS MANUFACTURE and PAPER MANUFACTURE.
Electrical engineering is the subject of a special group of articles, amongst which may be named ELECTRICAL POWER