Everybody said. She told us hastily that a new idea. Miss Benedict thought much about the first fireman's respirator, Mr. Carrick's arrangement of lamps--Current for electric lamps--Electroplating 159 Chapter X.--RAILWAY BRAKES. The Vacuum Automatic brake--The Westinghouse air-brake 187 Chapter XI.--RAILWAY SIGNALLING. The block system--Position of signals--Interlocking the.