Feuerlilie
Feuerlilie is a surface-to-air missile or missile model.
Overview
German missile.
In detail
It is associated with Germany.
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
“Feuerlilie”, English Wikipedia, consulted as further reading
Consult the sourcereference work · Reputable secondary · Wikidata
Wikidata, structured authority record Q632475: Feuerlilie
Consult the source