▁He ▁was ▁the ▁primary ▁dra fter ▁of ▁sections ▁of ▁the ▁Constitution ▁on ▁the ▁Sac red ▁Lit ur gy . ▁ ▁Associ ations ▁and ▁ec umen ism ▁M s gr . ▁Mc Man us ▁served ▁as ▁president ▁of ▁the ▁Lit urg ical ▁Conference ▁from ▁ 1 9 5 9 – 6 2 ▁and ▁ 1 9 6 4 - 6 5 . ▁He ▁was ▁key ▁in ▁establish ing ▁the ▁Federation ▁of ▁Dioc es an ▁Comm issions ▁( FD LC ) ▁in ▁ 1 9 6 8 . ▁He ▁was ▁a ▁member ▁of ▁the ▁International ▁Commission ▁on ▁English ▁in ▁the ▁Lit ur gy ▁( IC EL ) ▁from ▁its ▁in ception ▁in ▁ 1 9 6 3 ▁throughout ▁dec ades ▁of ▁translation . ▁He ▁helped ▁promote ▁dialog ue ▁between ▁the ▁Roman ▁Catholic ▁and ▁Orth odox ▁Church es . ▁He ▁consult ed ▁for ▁the ▁Secret ariat ▁for ▁Prom oting ▁Christian ▁Unity , ▁was ▁a ▁member ▁of ▁the ▁Catholic - Or th odox ▁Bil ater al ▁Commission ▁and ▁served ▁on ▁the ▁International ▁J oint ▁Commission ▁for ▁Catholic - Or th odox ▁The ological ▁Dialog ue . ▁ ▁Death ▁He ▁died ▁in ▁Boston , ▁Massachusetts ▁on ▁November ▁ 2 7 , ▁ 2 0 0 5 , ▁at ▁age ▁ 8 2 . ▁ ▁See ▁also ▁ ▁References ▁ ▁External ▁links ▁ ▁https :// web . archive . org / web / 2 0 1 1 0 7 1 9 1 5 3 0 3 2 / http :// www . na al - lit ur gy .