revolver cannon
revolver cannon is an autocannon or weapon type.
Overview
Type of autocannon.
In detail
Recorded constituent parts are gun barrel.
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
“Revolver cannon”, English Wikipedia, consulted as further reading
Consult the sourcereference work · Reputable secondary · Wikidata
Wikidata, structured authority record Q971822: revolver cannon
Consult the source