.221 Remington Fireball

.221 Remington Fireball is a rifle cartridge or ammunition model.

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
“.221 Remington Fireball”, English Wikipedia, consulted as further reading
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reference work · Reputable secondary · Wikidata
Wikidata, structured authority record Q4545189: .221 Remington Fireball
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