Selector system of supervisory remote control as applied to the Great Indian Peninsular Railway

The paper describes a system of remote control using the sending equipment and selectors of the Western Electric Train Control System. The system permits of the remote control of 102 two-position power devices. The electrified system is divided into seven systems, and fourteen rotary convertors and 100 switches are controlled, while 144 switches are indicated. Numerous photographs accompany the article.