Journal - Franklin Institute of the State of Pennsylvania (1826)
Franklin Institute, Philadelphia, Franklin Institute (Philadelphia, Pa.) · [Philadelphia : Franklin Institute] · leaf 328
Regensburg Bridge, Austria.LARGE STONE-ARCH BRIDGES OF THE XVIITH AND XVIIITH CENTURY. Of the later bridges, one built in Regensburg. Austria, showshow little confidence the engineers had in the foundations, for Fig. 29. … Bridge at Prag. they protected the piers by large cribs filled with stone, which cutoff the greater portion of the waterway (Fig. 28). The bridge at Prag was begun in 1638 but not finished until 3M Ralph Modjeski. [J. F. I. ,«<^^.;g the beginning- of the eighteenth century. At the time it was…
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