A Topic of Moral Theology
Original Sin
Original Sin, as treated in Billuart (On Sins).
The works themselves ask 8 questions under this heading — see them together with their answers.
In the index as Original sin · Immaculate Conception
In the manuals
Summa Summae S. Thomae (Billuart)
Billuart, Summa Summae, Tomus II. On the Prima Sec…, On Sins, On Original Sin, nn. 1, 2, 3, 4, 5 & 6 (6 passages — hover a number to read it)
Billuart, Summa Summae, Tomus II. On the Prima Sec…, On Sins, On Original Sin, Whether there is an original sin transmitted from Adam to his posterity?, nn. 1–31 (31 passages)
Billuart, Summa Summae, Tomus II. On the Prima Sec…, On Sins, On Original Sin, Various questions on the transmission of original sin briefly resolved, nn. 1–24 (24 passages)
Billuart, Summa Summae, Tomus II. On the Prima Sec…, On Sins, On Original Sin, Whether the most blessed Virgin Mary contracted original sin in her Conception?, nn. 1–54 (54 passages)
Billuart, Summa Summae, Tomus II. On the Prima Sec…, On Sins, On Original Sin, Whether St. Thomas denied that the blessed Virgin Mother of God was immune from original sin?, nn. 1–37 (37 passages)
Billuart, Summa Summae, Tomus II. On the Prima Sec…, On Sins, On Original Sin, In what the essence of original sin consists?, nn. 1–20 (20 passages)
Treated under the broader heading Sin — Noldin, Summa of Moral Theology · Slater, Manual of Moral Theology · Wouters, Manual of Moral Theology · McHugh–Callan, Moral Theology · Bucceroni, Institutions of Moral Theology · Bucceroni, Moral Enchiridion (4th ed., 1905) · Bucceroni, Cases of Conscience · Gury-Ballerini, Compendium of Moral Theology (8th ed., 1884) · Tanquerey · Vermeersch, On Forbidden Books · Koch–Preuss · Prümmer, Manuale Theologiae Moralis · Marc, Institutiones Morales · Konings, Theologia Moralis and 5 more — these works do not divide the matter as finely as we do here, so their treatment stands one heading up (ed.)