Exibat autem in altum et supra medium tectum fastigium non minus cubita duo, et supra extollebatur turricula cubitorum quattuor, tabulatorum iii, quo tabulato summo statuebantur scorpionis et catapultae, inferioribus congerebatur aquae magna multitudo ad extinguendum, si qua vis ignis inmitteretur.
Now the gable rose up above the middle of the roof not less than 2 cubits. Above this there was raised a small tower 4 cubits wide, of 3 stories; in the top story of this there were placed scorpions and catapults, in the lower stories a large quantity of water was stored to extinguish whatever flames should be kindled.
final_alignments\Vitruvius_Architecture_Book_10.json