To impede “the impetuous slimy flood of infected books ” ​ — as one Italian Jesuit put it as recently as 1951 — ​ the church wanted a list that would be valid for all Catholics.
لذلك ،‏ نحو اواخر القرن الـ‍ ١٦ ،‏ تمنت اوساط الڤاتيكان « لو تتوقف الطباعة سنوات عديدة » .‏