Show I The use of or stops on railroad systems has been found entirely entire entire- ly lr practicable on the subway system of or Ne New York and tho the tunnels under the Hudson river where the they have been experimentally tried and in the course of ot several months have havo not been known n to fail toll The general adoption of ot these devices de will eliminate a J. J great Areat number of accidents as a ver very largo percenta percentage o of fatalities on railroads are arc cause caused d by running past danger danSer signals |