T34 Calliope

T34 Calliope is a multiple rocket launcher or artillery model.

In detail

It is associated with United States. The record gives 1943 as its date of establishment or first appearance.

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
“T34 Calliope”, English Wikipedia, consulted as further reading
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reference work · Reputable secondary · Wikidata
Wikidata, structured authority record Q2272396: T34 Calliope
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