<?xml version="1.0" encoding="utf-8"?><mads xmlns="http://www.loc.gov/mads/" xmlns:mods="http://www.loc.gov/mods/v3" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.loc.gov/mads/
mads.xsd"><authority><topic authority="http://AATesaurus.cultura.gencat.cat/aat/getty_en">ballistae</topic></authority><related type="broader"><topic>projectile launchers with nonexplosive propellant</topic></related><variant type="other"><topic>arcuballistae</topic></variant><variant type="other"><topic>balistas</topic></variant><variant type="other"><topic>ballista</topic></variant><variant type="other"><topic>ballistas</topic></variant> <note xml:lang="en"><![CDATA[ Ancient projectile launchers used by the Imperial Romans, built like large crossbows and used to hurl javelins, large rocks, and other large projectiles. ]]></note></mads>