ZB-60
ZB-60 is a heavy machine gun or firearm model.
Also recorded as ZB vz.60.
Overview
Type of heavy machine gun.
In detail
It is associated with Czechoslovakia.
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
“ZB-60”, English Wikipedia, consulted as further reading
Consult the sourcereference work · Reputable secondary · Wikidata
Wikidata, structured authority record Q17502513: ZB-60
Consult the source