By this means, every passenger as well as the guards, by simply pulling the ropes can ring the bell, and thus in a moment communicate with the engine-driver.
From this bell a line is carried from one end of the train to the other, right through the centre of the cars.  By this means, every passenger as well as the guards, by simply pulling the ropes can ring the bell, and thus in a moment communicate with the engine-driver.  The vexed question, therefore, of communication between passenger, guard, and driver, was in this simple way solved years ago in America.