 Finally, the "motu proprio" "Quo Aptius" of Pope Paul VI of 27 February 1973 completely abrogated the "Cancellaria Apostolica".Prior to the Apostolic constitution "Etsi ad Singula" of Pope Clement VII of 5 July 1532, the presiding cardinal of the "Cancellaria" was titled "Vice Chancellor".Scholars writing of the "Cancellaria" provided many ingenious reasons why that dignitary did not have the more obvious title of "Chancellor".