American telegraphy and encyclopedia of the telegraph; systems, apparatus, operation (1909)
Maver, William, jr. [from old catalog] · New York, Maver publishing company · leaf 533
When this rod m (shown in end view in this figure) is pushed in, that is, to the right, it engages with a stop p on pulley p\ which causes the chain to move the pin 0 out of the path of the star-wheel. When the rod is withdrawn the bent spring li restores the pin to its normal position for the… … FIG. 325^.
Telegraph
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![An illustration from [Graphophone patents] (1878)](https://img.insideoutlibrary.com/img/200/ia-graphophonepaten15unit-527-299.webp)
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