Page:Great Neapolitan Earthquake of 1857.djvu/134

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UNSYMMETRIC BUILDINGS.

tained is, was the prostrate wall symmetrical in form and structure with that remaining. Unless the effects of the roof may have overthrown it, we shall generally find, that the fallen wall was either of much inferior masonry, or smaller thickness, out of plumb originally, or full of windows and doors, the standing wall being solid.