According to Catholic doctrine, the proximate criterion of the Biblical canon is the infallible decision of the Church. This decision was not given until rather late in the history of the Church (at the Council of Trent). Before that time there was some doubt about the canonicity of certain Biblical books, i.e., about their belonging to the canon. (The New Catholic Encyclopedia, McGraw Hill, Copyright 1967, Volume 3, Canon, Biblical, p. 29)
Trent would have been the perfect time for Roman Catholicism to incorporate all of the writings they base their "Sacred Tradition" upon as Canon at Trent.
That they didn't is telling.
“But a most pernicious error widely prevails that Scripture has only so much weight as is conceded to it by the consent of the church. As if the eternal and inviolable truth of God depended upon the decision of men!”- John Calvin
“The Scriptures obtain full authority among believers only when men regard them as having sprung from heaven, as if there the living words of God were heard.”- John Calvin
“According to Catholic doctrine,”
That there’s yer problem ma’am. All that clunkin’ sound and knockin’ is coming cause yer puttin’ the wrong fuel in yer vehicle!”