id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
grbs-2521	Dennis, George T.	Byzantine Heavy Artillery: The Helepolis	1998	17	.pdf	application/pdf	6101	300	65	And she distinguishes three kinds of stone throwing machines: helepolis, petrobolos, lithobolos, with the first designating a larger and more powerful machine, very likely a hybrid trebuchet, petrobolos a more readily available machine, probably medium­ sized, and lithobolos a smaller machine, perhaps of the pole­ frame type, operated by one or just a few men. Against the seemingly impregnable Anazarba the following year, the Byzantine trebuchets began pounding the city walls, but the Armenian defenders returned their fire with stones and fiery iron pellets which set the Byzantine helepoleis on fire.44 John had new helepoleis built and constructed protective brick ramparts around them; his men then demolished the walls and forced their way into the city.	cache/grbs-2521.pdf	txt/grbs-2521.txt