Carroballista
Carroballista is a torsion siege engine or weapon family.
Overview
Cart-mounted ancient siege weapon.
In detail
Carroballista is a torsion siege engine or weapon family.
Sources
Each source is named with the standing the house places on it, so the evidence can be weighed rather than taken on trust.
reference work · Reputable secondary · Wikipedia
“Carroballista”, English Wikipedia, consulted as further reading
Consult the sourcereference work · Reputable secondary · Wikidata
Wikidata, structured authority record Q3207150: Carroballista
Consult the source