Quae si centenariae erunt, pondus habeant in singulas pondo mcc; si octogenariae, pondo dcccclx; si quinquagenariae, pondo dc; quadragenariae pondo cccclxxx; tricenariae pondo ccclx; vicenariae pondo ccxl; quinm denm pondo clxxx; denm pondo cxx; octonm pondo c; quinariae pondo lx.
If the lead is 100 inches wide, they are to weigh 1200 lbs. each; if 80 inches, 960 lbs.; if 50 inches, 600 lbs.; if 40 inches, 480 lbs.; if 30 inches, 360 lbs.; if 20 inches, 240 lbs.; if 15 inches, 180 lbs.; if 10 inches, 120 lbs.; if 8 inches, 100 lbs.; if 5 inches, 60 lbs.
final_alignments\Vitruvius_Architecture_Book_8.json