Show Device to Stop Trains A novel device Is being tried for h automatically stopping a train A AN I N double dial is attached to one of ot the i driving wheels this registers th the 7 number of miles Another part of the dial is fitted with a series of stops arranged arranged arranged ar ar- ranged to coincide exactly with the distance of ot each station from the preding preceding preceding pre pre- ceding ding one As thE train runs into S the station zone the the stop acts on a I throttle valve and pulls up the train J within the specified limits Y i |