Northover Projector
The Projector , 2 . 5 inch—more commonly known as the Northover Projector—was an "ad hoc" anti-tank weapon used by the British Army and Home Guard during the Second World War . 
<triplet> Northover Projector <subj> Second World War <obj> conflict <triplet> British Army <subj> Second World War <obj> conflict <triplet> Home Guard <subj> Second World War <obj> conflict