.45 GAP
.45 GAP is a pistol cartridge or ammunition model.
Also recorded as .45 G.A.P..
Overview
Pistol cartridge designed by Ernest Durham.
In detail
It is associated with Austria and 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
“.45 GAP”, English Wikipedia, consulted as further reading
Consult the sourcereference work · Reputable secondary · Wikidata
Wikidata, structured authority record Q158801: .45 GAP
Consult the source