Holman Projector
...that in order to demonstrate the versatility of the Holman Projector , a British anti-aircraft mortar, a trial was staged in front of Prime Minister Winston Churchill using a number of beer bottles as ammunition?
...that in order to demonstrate the versatility of the <b id="mwBpE"><a href="./Holman_Projector" id="mwBpI" rel="mw:WikiLink" title="Holman Projector">Holman Projector</a></b> <i id="mwBpM">(pictured)</i>, a <a href="./United_Kingdom" id="mwBpQ" rel="mw:WikiLink" title="United Kingdom">British</a> <a href="./Anti-aircraft_warfare" id="mwBpU" rel="mw:WikiLink" title="Anti-aircraft warfare">anti-aircraft</a> <a href="./Mortar_(weapon)" id="mwBpY" rel="mw:WikiLink" title="Mortar (weapon)">mortar</a>, a trial was staged in front of <a href="./Prime_Minister_of_the_United_Kingdom" id="mwBpc" rel="mw:WikiLink" title="Prime Minister of the United Kingdom">Prime Minister</a> <a href="./Winston_Churchill" id="mwBpg" rel="mw:WikiLink" title="Winston Churchill">Winston Churchill</a> using a number of <a href="./Beer_bottle" id="mwBpk" rel="mw:WikiLink" title="Beer bottle">beer bottles</a> as ammunition?