M42 Duster
M42 Duster is a self-propelled anti-aircraft gun or self-propelled gun.
Also recorded as 40 mm Self-Propelled Anti-Aircraft Gun M42; M42 SPAAG.
Overview
1950s self-propelled twin 40 mm anti-aircraft gun system.
In detail
It is associated with United States.
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
“M42 Duster”, English Wikipedia, consulted as further reading
Consult the sourcereference work · Reputable secondary · Wikidata
Wikidata, structured authority record Q685851: M42 Duster
Consult the source