to vertical upright, to which is rigidly connected a cross throw of the arm according to the travetof the cylin- bar formed with an elongated slot. To the other end der valves. When the arm on the reversing shaft is in of the block is pivoted a swinging bar, whose upper mid-position, the doors are… … ee Liquid Fuel. breakage, is a notice to the approaching train that which the end of the swinging bar projects. Upon It appears, after an experiment of several months, one end of the catch bar is a bracket carrying a bolt something is wrong, which in itself is a signal to stop that ferry boats…
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