Data on classes held twice each year by American Manganese Steel Division of American Brake Shoe Co at Chicago Heights, Ill, for training railroad track work welders; welders are trained in theory and practice of welding and otherwise maintaining frogs and other items made of manganese steel.


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    Title :

    Teaching welders how to maintain manganese frogs


    Additional title:

    Ry Track Structures


    Published in:

    Publication date :

    1957


    Size :

    4 pages


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English


    Keywords :


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