▁san ctu ary ▁was ▁fl ank ed ▁by ▁I onic ▁columns ▁of ▁dark ▁red ▁mar ble ▁and ▁the ▁alt ar ▁was ▁of ▁grey ▁mar ble . ▁ ▁Add itions ▁( 1 9 1 7 - 1 9 1 9 ) ▁ ▁With ▁the ▁death ▁of ▁Arch bishop ▁Dun ne ▁in ▁ 1 9 1 7 , ▁St ▁Joseph ' s ▁College ▁received ▁an ▁unexpected ▁wind fall . ▁Dun ne ▁be que athed ▁ ▁of ▁Church ▁funds ▁to ▁the ▁Brothers , ▁of ▁which ▁ ▁was ▁allocated ▁to ▁N ud ge e . ▁This ▁fin anced ▁further ▁building , ▁again ▁made ▁necessary ▁by ▁over c row ding : ▁ 2 8 5 ▁boys ▁were ▁en rolled ▁in ▁ 1 9 1 7 ▁and ▁even ▁the ▁library ▁was ▁being ▁used ▁as ▁a ▁d orm itory . ▁The ▁block ▁constructed ▁in ▁ 1 9 0 0 ▁was ▁extended ▁to ▁include ▁ 1 2 ▁music ▁rooms , ▁teachers ' ▁rooms , ▁a ▁dent ist ' s ▁room , ▁a ▁men ' s ▁d ining ▁room , ▁and ▁a ▁new ▁to ile t ▁block . ▁The ▁Dun ne ▁Memorial ▁Block ▁( l ater ▁the ▁Du h ig ▁Building ) ▁was ▁a ▁substantial ▁two - store yed ▁structure ▁containing ▁ 8 ▁class rooms . ▁Loc ated ▁close ▁to ▁the ▁North ▁Wing ▁of ▁the ▁Main ▁Building , ▁it ▁remained ▁det ached ▁until ▁ 1 9 7 5 . ▁TR ▁Hall ▁was ▁again ▁engaged ▁as ▁architect . ▁The ▁block ▁was ▁completed ▁in ▁ 1 9 1 9 ▁but ▁no ▁public ▁opening ▁was