Hique asseres, cum ad formam circinationis fuerint distributi, catenis dispositis ad contignationes, sive tecta erunt, crebriter clavis ferreis fixi religentur.
The laths being fixed to the shape of an arch, are to be secured by wooden ties to the floor or roof above, and fastened with an abundance of iron nails.
final_alignments\Vitruvius_Architecture_Book_7.json