. Building and repairing railways . €3= £U3< -———fp- Fig. 140. GROUND-THROW SWITCH STAND WITH WEIGHTED LEVER. Some of the various designs for signals or targetson switch stands are given in Fig. 141, andFig. 142 illustrates a method of elevating thesignal or target at a dangerous Pia. 141 DESIGNS FOR TABOETS OR SIGNALS TO BE USED ON SWITCH STANDS.

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Keywords: ., bookcentury1900, bookdecade1900, booksubjectrailroa, bookyear1901