 He was probably deprived of this title later, though public documentation is unclear.Rejecting the revision of the Roman Missal that followed the Second Vatican Council, he organised celebration of the Latin Tridentine Mass in the chapel of the , a former hospital in Paris.When he was excluded from this in 1971, he tried in vain to obtain from the Cardinal Archbishop of Paris François Marty another place in which only the Tridentine Mass would be celebrated.