▁Butler ' s ▁term ▁in ▁office ▁also ▁saw ▁the ▁found ing ▁of ▁the ▁South ▁Australian ▁H ous ing ▁Trust , ▁designed ▁to ▁build ▁cheap ▁homes ▁for ▁those ▁affected ▁by ▁the ▁De pression ▁and ▁the ▁successful ▁ent icing ▁of ▁Bro ken ▁Hill ▁Prop ri et ary ▁Company ▁( B HP ) ▁to ▁build ▁a ▁bl ast ▁furn ace ▁in ▁Why alla , ▁and ▁General ▁Mot ors ▁Hold en ▁to ▁maintain ▁their ▁Ad ela ide ▁base , ▁as ▁well ▁as ▁major ▁changes ▁to ▁the ▁structure ▁of ▁Parliament . ▁The ▁parliament ary ▁term ▁was ▁expanded ▁from ▁three ▁years ▁to ▁five ▁years , ▁and ▁the ▁House ▁of ▁Assembly ▁was ▁changed ▁from ▁a ▁ 4 6 - member ▁chamber ▁elected ▁from ▁multi - member ▁districts ▁to ▁a ▁ 3 9 - member ▁chamber ▁elected ▁from ▁single - member ▁districts . ▁ ▁This ▁had ▁the ▁effect ▁of ▁increasing ▁the ▁already ▁significant ▁rural ▁over weight ing ▁that ▁was ▁written ▁into ▁the ▁state ▁constitution , ▁which ▁called ▁for ▁two ▁rural ▁seats ▁for ▁every ▁one ▁seat ▁in ▁Ad ela ide . ▁ ▁The ▁resulting ▁mal app ort ion ment ▁later ▁became ▁known ▁as ▁the ▁Play m ander . ▁ ▁Not ▁all ▁was ▁ros y ▁for ▁Butler , ▁though . ▁The ▁conditions ▁laid ▁down ▁by ▁the ▁Country ▁Party ▁as ▁part ▁of ▁agree ing ▁to ▁the ▁mer ger ▁left ▁former ▁Country ▁Party ▁polit icians ▁with ▁more ▁influence ▁in ▁the ▁L CL ▁than ▁their ▁numbers ▁in ▁parliament ▁would ▁have ▁otherwise ▁mer ited . ▁ ▁Not ▁only ▁was ▁Butler ▁forced ▁to ▁give ▁a ▁minister ial ▁post