See this legally free ebook:
- God Our Father, by a Father of the Society of Jesus (Rev. F.J. Boudreaux, S.J.) (London: Burns and Oates, 1878). May be read online, and available in pdf, epub, mobi, and other formats, at Internet Archive. An earlier impression (Baltimore: John Murphy & Co.; New York: Catholic Publication Society, 1873) with Imprimatur and superior’s approbation is available at Internet Archive and Open Library.
See also these other texts relating to God the Father:
- Catechesis on God the Father, by Pope John Paul II (General Audiences from December 16, 1998 through December 1999). Indexed and linked on this page of Pierced Hearts.
- General Audience of 23 May 2012, by Pope Benedict XVI. May be read online in Deutsch, English, Español, Français, Magyar, Italiano, e Portugues at the Holy See.
“I believe in God: the almighty Father”, by Pope Benedict XVI (General Audience of 30 January 2013). May be read online in عربى , Deutsch, English, Español, Français, Magyar, Italiano, e Portugues at the Holy See; and may be read online in English at the Catholic News Agency (which provides a summary on this page). A video of the audience, in which the address delivered in English is much shorter than the prepared text, is available on Youtube. Both the prepared text and the text as delivered may be read online at Zenit.
See also these texts and audio on the Lord’s Prayer (“Our Father”, “Pater Noster”):
- The Lord’s Prayer, by Frederick N. Lynk, S.V.D. (Techny, Illinois: Mission Press, S.V.D., 1915). May be read online, and available in pdf, epub, mobi, and other formats, at Internet Archive. [Legal Notice: We believe that this work is in the public domain in the United States in view of its year of publication; but we are uncertain if it is in the public domain in other jurisdictions, as we are unable to determine the year of the author’s decease. Advice on this point would be highly appreciated.]
- The Lord’s Prayer, by Peter Kreeft (New Haven, CT: Knights of Columbus Supreme Council—Catholic Information Service, 2001). With Imprimatur. The audiobook may be listened to, and is available in mp3 format, and the ebook may be viewed online and is available in pdf format, at the Catholic Information Service of the Knights of Columbus.
- The Lord’s Prayer by St. Thomas Aquinas, the Angelic Doctor, translated and with prayers added by Father [Henry Augustus] Rawes, S.T.D., with an 1879 letter to the author by Henry Edward Cardinal Manning, and the 1879 Pastoral Letter of Bishop John Joseph Keane (London: Burns and Oates). Available in multiple formats (pdf, mobi/kindle, epub, etc.) at Internet Archive. Also available at Google Books and Google Play Books.
- The “Our Father”: A Booklet for Young and Old, from the German of F.X. Wetzel (St. Louis, Mo., B. Herder, 1899). May be read online, and available in pdf, epub, mobi, and other formats, at Internet Archive. [No Imprimatur, but printed by a reliably faithful and orthodox publishing house]
- The Our Father, Analyzed According to the Doctrine of St. Thomas Aquinas, by Rev. J.G. Haen, S.J., translated by a Visitation Nun (New York, Cincinnati, Chicago: Benziger Brothers, 1903). With Imprimatur. May be read online, and available in pdf, epub, mobi, and other formats, at Internet Archive.
- Saint Teresa’s Pater Noster: A Treatise on Prayer, by Joseph Giuseppe Frassinetti, translated by William Hutch, D.D. (London: Burns & Oates; New York: Catholic Publication Society Co., 1887). With Imprimatur. May be read online, and available in pdf, epub, mobi, and other formats, at Internet Archive.
See also these texts relating to the Blessed Trinity:
- Catechesis on the Holy Trinity, by Pope John Paul II (General Audiences from November 16, 1997 to December 15, 1999). Indexed and linked on this page of Pierced Hearts.
- Conferences on the Blessed Trinity, by the Rev. Dr. J.J. O’Connell, O.S.B. (New York: Catholic Publication Society, 1882). With Imprimatur. May be read online, and available in pdf, epub, kindle/mobi, Daisy, djvu, and txt formats at Open Library and Internet Archive.
- “Dear Priests: The Top 5 Heresies to Avoid This Trinity Sunday“, by Brantly Millegan, May 28, 2015, at ChurchPOP.
- The Divine Trinity: A Dogmatic Treatise, by the Rev. Joseph Pohle, Ph.D., D.D., authorized English version with some abridgment and numerous additional references, by Arthur Preuss. With Imprimatur. Volume II of the Dogmatic Theology series of Professor Joseph Pohle and Arthur Preuss.
- The 1st edition (St. Louis, Freiburg, London: B. Herder, 1912) is available at the Hathitrust Digital Library; and in pdf, epub, kindle, and other formats at Internet Archive (linked from this page of Ite Ad Thomam), with a 2nd copy at Internet Archive (linked from “Scholastic’s Bookshelf, Part IV (UPDATED)” at Edward Feser), a 3rd copy at Internet Archive and Open Library (with some pages missing from table of contents), and a 4th copy at Internet Archive and Open Library.
- The 2nd edition (St. Louis, Freiburg, London: B. Herder, 1915) is available at the Hathitrust Digital Library; and in pdf, epub, kindle, and other formats at Internet Archive, with a 2nd copy at Internet Archive.
- “A Meditation on the Feast of the Holy Trinity”, by Msgr. Charles Pope, May 25, 2013, at Community in Mission.
- “The Trinity and our spiritual life”, by Father Ryan Erlenbush, 19 June 2011, at The New Theological Movement.
Posted for the Feast of the Holy Trinity in the one true and Catholic Church; and in solidarity with the celebration of Father’s Day in the United States and other nations. [N.B., And is it not a gift of our provident Lord that, in this evil year when both the Divine Paternity and men’s spiritual and physical fatherhood are obscured by error and sin, Father’s Day is being celebrated on the same day as the Solemnity of the Triune God? Pater noster, sanctificetur nomen Tuum!]
For other online texts and legally free ebooks, you may access the List of Free eBooks (Arranged by Title) and the List of Free eBooks (Grouped by Subject).
“[G]o out, making disciples of all nations, and baptizing them in the name of the Father, and of the Son, and of the Holy Ghost, teaching them to observe all the commandments which I have given you.” (St. Matthew xxviii, 19-20)
“[W]hen he, the Spirit of truth, is come, he will teach you all truth… All things whatsoever the Father hath are mine. Therefore, I said, that he shall receive of mine, and will shew it to you” (St. John xvi, 13, 15)