7 4 ▁the ▁dioc es an ▁architect ▁for ▁Paris , ▁replacing ▁Eug ène ▁Vi ol let - le - D uc , ▁who ▁had ▁res igned ▁from ▁that ▁post . ▁▁ ▁In ▁ 1 8 7 3 ▁his ▁entry ▁in ▁the ▁competition ▁for ▁the ▁construction ▁of ▁a ▁bas il ica ▁on ▁Mont mart re , ▁a ▁hill ▁domin ating ▁Paris , ▁was ▁selected ▁ahead ▁of ▁ 1 2 ▁other ▁subm issions , ▁by ▁Card inal ▁Joseph ▁G ui bert . ▁The ▁design ▁became ▁the ▁basis ▁for ▁the ▁Sac ré - C œur , ▁Paris , ▁which ▁Ab ad ie ▁began ▁in ▁ 1 8 7 5 ▁but ▁did ▁not ▁finish . ▁In ▁ 1 8 7 4 ▁he ▁replaced ▁Vi ol let - le - D uc ▁as ▁architect ▁of ▁Notre ▁D ame ▁of ▁Paris . ▁In ▁ 1 8 7 5 , ▁he ▁was ▁elected ▁to ▁membership ▁of ▁the ▁Ac adémie ▁des ▁Be aux ▁Arts . ▁▁ ▁A part ▁from ▁ecc les iast ical ▁and ▁state ▁comm issions , ▁Ab ad ie ▁is ▁known ▁to ▁have ▁only ▁accepted ▁one ▁private ▁commission , ▁M aille ber ch ie ▁Castle , ▁in ▁ 1 8 7 5 , ▁which ▁he ▁designed ▁in ▁great ▁detail , ▁as ▁a ▁complete ▁ne o - med ieval ▁work ▁of ▁art , ▁including ▁stone ▁car v ings , ▁g argo yles , ▁st ained ▁glass ▁windows , ▁metal work , ▁wood ▁car v ings , ▁furn ish ings , ▁u ph ol st ery , ▁wall ▁fab rics ▁and