Cyclone Althea
... that the unroofing of hundreds of homes by Cyclone Althea in December 1971 prompted Queensland to overhaul its state-wide building codes?
... that the unroofing of hundreds of homes by <b id="mwBDA"><a href="./Cyclone_Althea" id="mwBDE" rel="mw:WikiLink" title="Cyclone Althea">Cyclone Althea</a></b> in December 1971 prompted <a href="./Queensland" id="mwBDI" rel="mw:WikiLink" title="Queensland">Queensland</a> to overhaul its state-wide building codes?