between the arms is a longitudinal recess A LOCK-HOUSE FOR SWITCH-STANDS, that they cannot be traveled by bicycles. 1t would be in which is a spring having secured to its lower end a The accompanying illustration represents a strongly a palpable contradiction to affirm that footmen have head-block… … whether, if the steel cables were to give way, the brakes to the switch for a siding, to operate which the oper- would work properly and support the lift. ator has to enter the house, and cannot again leave it Two carpenters arm- till the switching rails have been returned to open the ed with great…
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