See this legally free ebook:

  • Trent: Four Lectures on Practical Aspects of the Council of Trent, by Frederick Joseph Kinsman, D.D., LL.D. [1868-1944] (New York, London, Bombay, Calcutta, Madras: Longmans, Green and Co., 1921). With Imprimatur. May be read online, and available in pdf, epub, mobi, and other formats at Internet Archive.

See also these related ebooks:

  • The Canons and Decrees of the Sacred and Ecumenical Council of Trent, Celebrated under the Sovereign Pontiffs Paul III, Julius III and Pius IV, translated by the Rev. J. [James] Waterworth, to which are prefixed Essays on the External and Internal History of the Council (London: C. Dolman, 1848). May be read online, and available in pdf, epub, mobi, and other formats at Internet Archive and Open Library, with a 2nd copy at Internet Archive. Also available at HathiTrust Digital Library, and in pdf format on this page of Wikimedia Commons. Another impression (London: Burns and Oates; New York: Catholic Publication Society, [1848]) is available at the HathiTrust Digital Library.
  • Catholic Doctrine as Defined by the Council of Trent: Expounded in a Series of Conferences Delivered in Geneva, Proposed as a Means of Reuniting All Christians, by Adrien Nampon, translated from the French, with the approbation of the author, by a member of the University of Oxford (Philaelphia: Peter F. Cunningham & Son, 1869). With the approbation of various bishops. Available in various formats at Internet Archive, with a second copy at Internet Archive and Open Library.
  • Dogmatic Canons and Decrees: Authorized Translations of the Dogmatic Decrees of the Council of Trent, the Decree on the Immaculate Conception, the Syllabus of Pope Pius IX, and the Decrees of the Vatican Council (New York: Devin-Adair Co., 1912). With Imprimatur. Available at Open Library and Internet Archive [N.B., According to the Preface, it includes Canon Waterworth’s translation for the Council of Trent, Cardinal Manning’s for the First Vatican Council, and the translation of the Syllabus authorized by Cardinal McCabe, Archbishop of Dublin.]

On the Memorial of the Holy Ecumenical Council of Trent in the Maronite Church. For other texts and ebooks, you may access the List of Free eBooks (Arranged by Title), the List of Free eBooks (Grouped by Subject), the List of Worth-It Catholic Books & eBooks, and the main page of the Catholic eBooks Project.