rollers, although as the Grand Central Depot. Into this depot the cars sions, but we are merely giving enough to afford an journaled, so that they appear to be wheels, really act of practically three lines of railroad run down from the idea of its great size. The floor of the bridge, which as true… … ments and of the bridge itself. bearings when it is closed. For THE DBUMS BOLLEBS AND GIBDEB8 UNDEB DBAW SPAN HABLEH BBIDGE The viaduct is a steel structure car- each end there are levers arranged ried on three rows of columns, each somewhat like toggle joints, which are operated from the center…
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