HMAS Vigilant
... that the Royal Australian Navy auxiliary patrol boat HMAS Vigilant was the first aluminium ship built in Australia?
... that the <a href="./Royal_Australian_Navy" id="mwG1k" rel="mw:WikiLink" title="Royal Australian Navy">Royal Australian Navy</a> auxiliary <a href="./Patrol_boat" id="mwG1o" rel="mw:WikiLink" title="Patrol boat">patrol boat</a> <b id="mwG1s"><a href="./HMAS_Vigilant" id="mwG1w" rel="mw:WikiLink" title="HMAS Vigilant">HMAS <i id="mwG10">Vigilant</i></a></b> was the first <a href="./Aluminium" id="mwG14" rel="mw:WikiLink" title="Aluminium">aluminium</a> ship built in <a href="./Australia" id="mwG18" rel="mw:WikiLink" title="Australia">Australia</a>?