M74/M75
M74/M75 is a 120 mm mortar or artillery family.
Also recorded as M74/M75 mortars; 120 mm mortar M74/M75; M75 Mortar.
Overview
1980s 120 mm mortar family of Yugoslavia.
In detail
It is associated with Yugoslavia.
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
“M74 light mortar”, English Wikipedia, consulted as further reading
Consult the sourcereference work · Reputable secondary · Wikidata
Wikidata, structured authority record Q15991130: M74/M75
Consult the source