Statuminationibus inductis, rudus si novum erit, ad tres partes una calcis misceatur, si redivivum fuerit, quinque ad duum mixtiones habeant responsum.
After spreading the stones, the rubble, if it is fresh, is to be mixed, three parts to one of lime; if it is of old materials, five parts of rubble are to be mixed with two of lime.
final_alignments\Vitruvius_Architecture_Book_7.json