Gewehr 98
Gewehr 98 is a bolt-action rifle or firearm model.
In detail
It is associated with German Empire and Weimar Republic. The record gives 1898 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
“Gewehr 98”, English Wikipedia, consulted as further reading
Consult the sourcereference work · Reputable secondary · Wikidata
Wikidata, structured authority record Q166313: Gewehr 98
Consult the source