▁Heart ▁Church ▁on ▁South ▁Broad ▁Street . ▁ ▁Gr ound ▁was ▁broken ▁for ▁the ▁parish ▁church ▁on ▁April ▁ 2 3 , ▁ 1 8 6 6 , ▁and ▁it ▁was ▁dedicated ▁on ▁January ▁ 1 , ▁ 1 8 7 1 ▁by ▁Bishop ▁James ▁Ro ose vel t ▁Bay ley ▁of ▁New ark . ▁The ▁sp ire ▁was ▁completed ▁by ▁Joseph ▁T rier , ▁a ▁Tr ent on ▁contract or , ▁in ▁ 1 8 7 9 . ▁ ▁It ▁was ▁said ▁to ▁be ▁the ▁tall est ▁church ▁sp ire ▁in ▁the ▁state ▁at ▁that ▁time . ▁ ▁The ▁clock ▁in ▁the ▁tower ▁was ▁built ▁by ▁the ▁S eth ▁Thomas ▁C lock ▁Company ▁for ▁the ▁Paris ▁Ex position ▁of ▁ 1 8 7 8 ▁where ▁it ▁served ▁as ▁the ▁official ▁time ▁piece . ▁ ▁The ▁Dioc ese ▁of ▁Tr ent on ▁was ▁established ▁by ▁Pope ▁Leo ▁XIII ▁on ▁August ▁ 2 , ▁ 1 8 8 1 . ▁ ▁St . ▁Mary ’ s ▁Church ▁was ▁chosen ▁to ▁be ▁the ▁c athedral ▁of ▁the ▁new ▁dioc ese . ▁ ▁Bishop ▁Michael ▁J . ▁O ' F ar rell ▁was ▁consec r ated ▁on ▁Card inal ▁John ▁McC los key ▁at ▁St . ▁Patrick ' s ▁C athedral ▁in ▁New ▁York ▁City ▁and ▁ent hr oned ▁in ▁St . ▁Mary ' s ▁on ▁November ▁ 1 7 , ▁ 1 8 8 1 . ▁ ▁The ▁g ymnasium ▁and ▁convent ▁were ▁built ▁around ▁ 1 9 0 0 . ▁ ▁The ▁sp ire