Part — Vermeersch, On Forbidden BooksPart Four: Formulae and CataloguesContentsChapter I: Formulaenn. 134–166Article 1: Formulae of the Sacred Congregation of the Indexnn. 134–152I. Indults for Permitting the Reading of Prohibited Booksnn. 134–152Article 2: Formulae of the Sacred Congregation de Propaganda Fidenn. 153–166I. Indults for Permitting the Reading of Prohibited Booksnn. 153–160II. Faculties of Reading and Retaining Prohibited Booksnn. 161–166Chapter II: Cataloguesnn. 167–168I. List of Writers Whose Works Are Marked by the General Clause, Together with the Day of the Decreen. 167II. List of Works Proscribed by Special Decree After the Index of Leo XIII Was Publishedn. 168