Bofors 152 mm m/42 gun
Bofors 152 mm m/42 gun is a naval artillery or rifled breech loader.
Overview
Swedish naval artillery.
In detail
It is associated with Sweden.
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
“Bofors 15,2 cm kanon m/42”, English Wikipedia, consulted as further reading
Consult the sourcereference work · Reputable secondary · Wikidata
Wikidata, structured authority record Q4937293: Bofors 152 mm m/42 gun
Consult the source