, ▁swe eping ▁away ▁seven ▁blocks ▁of ▁terra ce ▁houses , ▁sh ops ▁and ▁business ▁for ▁the ▁expansion ▁of ▁Melbourne ▁University ▁and ▁high ▁density ▁housing . ▁The ▁report ▁was ▁opposed ▁by ▁the ▁University ' s ▁own ▁academ ics ▁within ▁the ▁architecture ▁school , ▁many ▁resident ▁in ▁the ▁area ▁and ▁part ▁of ▁the ▁nas cent ▁gent r ification ▁of ▁the ▁inner ▁sub ur bs , ▁as ▁well ▁as ▁the ▁National ▁Trust , ▁and ▁the ▁proposal ▁was ▁eventually ▁abandoned . ▁ ▁In ▁the ▁late ▁ 1 9 6 0 s ▁Les ▁Per rott , ▁Ron ▁Lyon , ▁John ▁Tim lock ▁and ▁Ernst ▁K esa ▁were ▁made ▁partners , ▁to ▁become ▁Per rott ▁Lyon ▁Tim lock ▁& ▁K esa . ▁The ▁firm ▁ ▁then ▁became ▁involved ▁in ▁the ▁design ▁of ▁t ert i ary ▁colleg es , ▁not ably ▁the ▁new ▁B undo ora ▁campus ▁of ▁the ▁Pr eston ▁Institute ▁of ▁Technology ▁( now ▁R MIT ) ▁in ▁ 1 9 7 3 , ▁and ▁a ▁new ▁tower ▁at ▁the ▁Ca ul field ▁Institute ▁of ▁Technology ▁( now ▁Mon ash ▁University ). ▁In ▁ 1 9 7 6 , ▁Tim lock ▁and ▁K esa ▁retired , ▁and ▁Brian ▁Math ies on ▁became ▁a ▁partner , ▁and ▁the ▁name ▁became ▁Per rott ▁Lyon ▁Math ies on , ▁also ▁known ▁as ▁' PL M '. ▁ ▁By ▁the ▁mid ▁sevent ies ▁PL M ▁was ▁working ▁on ▁no ▁fewer ▁than ▁four ▁major ▁Collins ▁Street ▁office ▁to wers , ▁including ▁the ▁controvers ial ▁Na uru ▁House . ▁ ▁Another ▁major