Our Faith
The Faith of Our Fathers (Cardinal Gibbons) – pdf, text, kindle format; or audiobook here
Map of Life (Frank Sheed) – pdf, text, epub, kindle format
Beautiful Pearls of Catholic Truth, containing the Teachings of the Holy Catholic Church, and the Sacred Books of the Bible…together with Biographies of Illustrious Saints (Fr. Bernard O’Reilly) – pdf, text, kindle format
The Catholic Educator: A Library of Catholic Instruction and Devotion, Masterpieces of Great Spiritual Masters, with Illustrated Explanation of the Doctrines, Liturgy, Rites and Ceremonies of the Church – pdf, text, kindle
The Catholic Church Alone: The One True Church of Christ (various authors) – pdf, text, epub, kindle format
The Catholic Church Has the Answer (P, Whitcomb) – read online; or here and here
The Catholic’s Ready Answer: A Popular Vindication of Christian Beliefs and Practices Against the Attacks of Modern Criticism (Fr. M. P. Hill) – pdf, text, kindle format; or pdf here
The Principles of Christian Apologetics: An Exposition of the Intellectual Basis of the Christian Religion (T. J. Walshe) – pdf, text, kindle format; or also here
The Spirit of Catholicism (Karl Adam) – read online
Catholicism (George Brantl) – pdf
The Faith of Millions (Fr. John A. O’Brien) – pdf, text, epub, kindle format
What Faith Really Means (Fr. H. G. Graham) – pdf, text, epub, kindle format
The Catholic Christian Instructed…by Way of Question and Answer (Bp. R. Challoner) – pdf, epub, kindle
The Beauty and Truth of the Catholic Church (Fr. H. von Hurter, E. Jones) – vol. I, vol. II, vol. III, vol. IV, vol. V
The Faith of Catholics, Confirmed by Scripture and Attested by the Fathers (Fr. J. Berington, Fr. J. Kirk) – pdf, text, kindle format; or enlarged version: volume I, volume II, volume III
The Truths of the Catholic Religion Proved from Scripture Alone – pdf, text, kindle: volume I, volume II
The Belief of Catholics (Fr. Ronald Knox) – read online
Catholic Belief (Fr. J. Faa di Bruno) – pdf, text, epub, kindle format
What is a Catholic? (Fr. X. Sutton) – pdf, text, epub, kindle format
Catholic Christianity, or, The Reasonableness of Our Religion (Fr. O. R. Vassall-Phillips) – pdf, text, kindle
A Course of Religious Instruction, Apologetic, Dogmatic and Moral (Fr. F. X. Schouppe) – pdf, text, kindle
A Systematic Study of the Catholic Religion (Fr. C. Coppens) – pdf, text, epub, kindle format
The Teaching of the Catholic Church (Fr. G. D. Smith) – (vol. II) pdf, text, epub, kindle format
Considerations on Mysteries of the Faith (Ven. Luis de Granada) – pdf, text, epub, kindle format
What Christ Revealed (Fr. L. Jouin) – pdf, text, epub, kindle format
A Historical Study of the Christian Revelation and of the Catholic Church (Fr. J. Broeckaert) – pdf, kindle
Christian Apologetics; A Defense of the Catholic Faith (Fr. W. Devivier) – pdf, text, kindle format
Principles of Catholic Apologetics (based on Garrigou-Lagrange’s De Revelatione) – pdf, text, kindle format
A Manual of Apologetics (F. J. Koch) – pdf, text, epub, kindle format
Apologetica: Elementary Apologetics for Pulpit and Pew (Fr. P. A. Halpin) – pdf, text, kindle format
The Threshold of the Catholic Church: A Course of Instructions for Those Entering Her Communion (Fr. John Bagshawe) – pdf, text, kindle format
Early Steps in the Fold: Instructions for Converts and Enquirers (Fr. F. M. de Zulueta) – pdf, kindle format
Lessons in the Catholic Faith (1954) – pdf
A Catholic Response to Protestant Objections Concerning the One True Church (Fr. Rumble, Fr. Carty) – read online
Which Is the True Church? (C. F. B. Allnatt) – pdf, text, epub, kindle format
The Chief Points of Difference Between the Catholic and Protestant Creeds (Fr. F. Laun) – pdf, text, kindle
A Doctrinal Catechism (Fr. Stephen Keenan) – read online (addressed to Protestants, demonstrating the truths of the Faith); or pdf, text, epub, kindle format here
A Controversial Catechism, or, Protestantism Refuted… (Fr. S. Keenan) – pdf, text, epub, kindle format
The Rule of Catholic Faith, or, The Principles and Doctrines of the Catholic Church (Fr. F. Veron) – pdf, text, kindle
Radio Replies in Defence of Religion – read online (great Catholic answers for Protestants)
The End of Religious Controversy (Fr. J. Milner) – pdf
Answers to a Jewish Enquirer (Fr. Theodore Ratisbonne) – pdf, text, epub, kindle format
Evidences of Religion (Fr. L. Jouin) – pdf, text, epub, kindle format
Where We Got the Bible: Our Debt to the Catholic Church (Fr. H. Graham) – read online; or pdf here
Which Bible Should You Read? (Thomas A. Nelson) – pdf (download starts instantly); or also here
Tradition and the Church (Mons. G. Agius) – pdf, text, epub, kindle; or audiobook here (in various parts)
The Exercise of Faith Impossible Except in the Catholic Church (W. G. Penny) – pdf, text, kindle format
Catholic Dogma: Outside the Church there is No Salvation (Fr. M. Mueller) – read online; or also here
The Catholic Church and Salvation (Mons. J. C. Fenton) – pdf
Questions and Answers on Salvation (Fr. M. Mueller) – read online
Familiar Explanation of Christian Doctrine (Fr. Michael Mueller) – read online
Our Faith, the Victory: The Principal Doctrines of the Christian Religion (Bp. J. McGill) – pdf, text, kindle
The Manual of the Holy Catholic Church (Fr. J. J. McGovern) – pdf, text, kindle format: volume I (The Beautiful Teachings of the Catholic Church), volume II (The Light from the Altar)
The Glories of the Catholic Church: The Catholic Christian Instructed in Defense of His Faith (J. G. Shea, Fr. H. Brann) – pdf, text, kindle format: volume I, volume II, volume III
A Manual of the Catholic Religion (Fr. F. X. Weninger) – pdf, text, epub, kindle format
Our Church, Her Children and Institutions – pdf, text, kindle format: volume I, volume II, volume III
Notes on Doctrinal and Spiritual Subjects (Fr. F. W. Faber) – pdf, text, kindle format: volume I, volume II
The Grounds of Catholic Doctrine as Contained in the Profession of Faith (Bp. R. Challoner) – pdf
The Principles of Catholic Apologetics (Fr. T. J. Walshe, Fr. R. Garrigou-Lagrange) – pdf, epub
Rebuilding a Lost Faith (J. L. Stoddard) – pdf, text, epub, kindle format
The Devout Christian (Bp. G. Hay) – pdf
The Sincere Christian (Bp. G. Hay) – pdf
Meditations and Discourses on the Sublime Truths of Christianity (Fr. A. Butler) – pdf, text, epub, kindle
God and Man (Fr. L. Labauche) – pdf: volume I, volume II
The Treasure of the Church, or, The Sacraments of Daily Life (Fr. J. Bagshawe) – pdf, text, kindle format
The Glories of Divine Grace (Fr. E. Nieremberg; M. J. Scheeben) – pdf, text, kindle format
Grace (Fr. Reginald Garrigou-Lagrange) – read online; or pdf here; or pdf, epub and doc here
Grace and the Sacraments (Fr. Michael Mueller) – pdf, text, epub, kindle format
The Sacraments Explained According to the Teaching and Doctrine of the Catholic Church (Fr. Arthur Devine) – pdf, text, kindle format
These Are the Sacraments (Abp. Fulton Sheen) – read online; or pdf here
The Sacramental System (Fr. C. C. Martindale) – pdf, text, epub, kindle format
The One Mediator, or, Sacrifice and Sacraments (Fr. W. Humphrey) – pdf, text, epub, kindle format
Confession (Fr. John Furniss) – pdf
The Secret of Confession (Fr. P. O’Sullivan) – epub
Examination of Conscience (detailed) – audio (with text slides)
Examination of Conscience – read online; or a different version in pdf here
A Comprehensive Examination of Conscience for Adults – read online or pdf (very detailed)
An Adult’s Confession Booklet (with prayers, directions, and an examination of conscience – especially suitable for converts; Fr. A. Heeg) – pdf, text, kindle format
Catechetical Conferences on Penance as a Virtue and a Sacrament (Bp. J. Lanigan) – pdf, text, kindle format
Perfect Contrition: The Golden Key to Paradise (Fr. J. de Driesch) – pdf; or audiobook here or here: part 1, part 2
Perfect Contrition (Fr. F. Quirijnen) – pdf
The Abiding Presence of the Holy Ghost in the Soul (Fr. B. Jarrett) – pdf
God Within Us (Fr. R. Plus) – audiobook (8 parts); or also here
The Supernatural Life of the Soul on Earth and in Heaven (Fr. A. Devine) – pdf, text, kindle format
The Mother of Christ: or, The Blessed Virgin Mary in Catholic Tradition, Theology, and Devotion (Fr. O. R. Vassall-Phillips) – pdf, text, kindle format
The Mother of the Savior (Fr. R. Garrigou-Lagrange) – read online
Mariology (Fr. M. J. Sheeben) – pdf: volume I, volume II
The Commandments Explained (Fr. Arthur Devine) – pdf, text, epub, kindle format
The Greatest and the First Commandment (Fr. M. Mueller) – pdf, text, epub, kindle format
The Creed Explained (Fr. Arthur Devine) – pdf, text, epub, kindle format
The Apostles’ Creed (Fr. M. Mueller) – pdf, text, epub, kindle format
The Holy Mass (extracts from saints) – pdf, text, epub, kindle format
The Hidden Treasure or The Immense Excellence of the Holy Sacrifice of the Mass (St. Leonard of Port-Maurice) – pdf, text, kindle format
The Sacrifice of the Mass (Fr. M. Gavin) – read online; or audiobook here
The Holy Mass (St. Alphonsus de Liguori) – pdf, text, epub, kindle format
This Is the Mass (Abp. F. Sheen, H. Daniel-Rops) – read online
The Holy Mass, Sacrifice for the Living and the Dead (Fr. M. Mueller) – pdf, text, kindle format
The Holy Eucharist (St. Alphonsus de Liguori) – pdf, text, epub, kindle format
The Blessed Sacrament, or, The Works and Ways of God (Fr. F. G. Faber) – pdf, text, kindle format
The Blessed Sacrament: Preparation, Attendance, Giving of Thanks, Spiritual Communion (Fr. F. G. Faber) – pdf, text, kindle format
The Blessed Eucharist, Our Greatest Treasure (Fr. M. Mueller) – pdf, text, kindle format
The Sacraments of the Holy Eucharist and Penance (Fr. M. Mueller) – pdf, text, kindle format
The Sacrifice of the Eucharist, and Other Doctrines (Fr. C. B. Garside) – pdf, text, epub, kindle format
The Bread of Life, or, St. Thomas Aquinas on the Adorable Sacrament of the Altar – pdf, text, kindle format
The Real Presence of the Body and Blood of Our Lord Jesus Christ in the Blessed Eucharist, Proved from Scripture (Cardinal Wiseman) – pdf, text, kindle format
The Catholic Doctrine of the Eucharist: Demonstrably Proved from Scripture, from Tradition and from the Writings… (M. D. Talbot) – pdf, text, kindle format
The Sublimity of the Holy Eucharist (Fr. M. Meschler) – pdf, txt, epub, kindle format
Visits to Jesus in the Tabernacle (Fr. F. X. Lasance) – pdf
The Priest: His Dignity and Obligations (St. John Eudes) – pdf; or audiobook here: part 1, part 2
The Eternal Priesthood (Cardinal Manning) – pdf
Providence (Fr. Reginald Garrigou-Lagrange) – read online; or pdf here
Life Everlasting (Fr. Reginald Garrigou-Lagrange) – pdf; or here
The Future Life (Fr. J. C. Sasia) – pdf, text, epub, kindle format
The Last Things (Abbe A. Michel) (death, judgment, heaven, hell) – read online
The Four Last Things (Fr. Martin von Cochem) – read online; or pdf, text, kindle format here
Purgatory, Illustrated by the Lives and Legends of the Saints (Fr. Francois Xavier Schouppe) – pdf, text, kindle; or audiobook here – part 1, part 2
Charity for the Suffering Souls: An Explanation of the Catholic Doctrine of Purgatory (Fr. J. A. Nageleisen) – pdf
The Prisoners of the King: Thoughts on the Catholic Doctrine of Purgatory (Fr. H. J. Coleridge) – pdf, text, kindle
The Consolations of Purgatory (Fr. H. Faure) – pdf, text, epub, kindle format
Purgatory Surveyed (Fr. W. H. Anderdon) – pdf, text, epub, kindle format
A Distinct View on the Doctrine of Purgatory (by a Catholic priest) – pdf, text, epub, kindle format
Hell (Fr. F. X. Schouppe) – read online; or audiobook here
The Torments of Hell (Fr. Martin von Cochem) – audio
Eternal Punishment (Fr. J. P. Arendzen) – pdf
Sin and Its Consequences (Cardinal Manning) – audiobook
The Love of Jesus to Penitents (Card. Manning) – audiobook (on confession)
The Prodigal Son, or, The Sinner’s Return to God (Fr. M. Mueller) – pdf, text, kindle format
Thoughts on Great Mysteries (Fr. F. G. Faber) – pdf, text, kindle format
A Treatise on the Knowledge and Love of Our Lord Jesus Christ (Fr. J. B. Saint-Jure) – pdf: vol. I, vol. II
Precious Blood, or, The Price of Our Salvation (Fr. F. G. Faber) – pdf, text, kindle format
The Divinity of Christ (Fr. J. Rickaby) – pdf, text, epub, kindle format
Witnesses to Christ (Abp. Alban Goodier) – pdf
Christ in the Church (Mons. Robert Hugh Benson) – pdf, text, epub, kindle format
The Church of Christ: An Apologetic and Dogmatic Treatise (Fr. Sylvester Berry) – pdf; or pdf, kindle here
The Creator and the Creature, or, The Wonders of Divine Love (Fr. F. G. Faber) – pdf, text, kindle format
The Holy Ghost, the Sanctifier (Cardinal Manning) – pdf, text, epub, kindle format
The Temporal Mission of the Holy Ghost (Cardinal Manning) – pdf, text, epub, kindle format
The Gifts of the Holy Ghost (Fr. John of St. Thomas) – pdf
The Gifts of the Holy Spirit According to St. Thomas Aquinas (Fr. P. J. Cameron) – pdf, kindle; or pdf here
The Gift of Pentecost: Meditations on the Holy Ghost (Fr. M. Meschler) – pdf, txt, kindle format
The Trinity and God the Creator (Fr. R. Garrigou-Lagrange) – read online; or pdf here
God: His Existence and His Nature (Fr. R. Garrigou-Lagrange) – pdf, epub: volume I, volume II
Christ the Savior (Fr. R. Garrigou-Lagrange) – read online; or doc here; or pdf here
Predestination: The Meaning of Predestination in Scripture and the Church (Fr. Garrigou-Lagrange) – pdf
The Glories of the Sacred Heart (Cardinal Manning) – pdf, text, epub, kindle format
Sacramentals, Prayer, Vices and Virtues, etc (Fr. M. Mueller) – pdf, text, epub, kindle format
The Sacramentals of the Holy Catholic Church (Fr. W. J. Barry) – pdf, text, epub, kindle format
The Sacramentals of the Holy Catholic Church (Fr. A. A. Lambing) – pdf, text, epub, kindle format
The Rosary: Its History and Meaning (F. M. William) – pdf
The Brown Scapular: A Sign of Salvation and Protection – pdf
The Evidence for the Papacy (Colin Lindsay) – pdf, text, epub, kindle format
Documents Illustrating Papal Authority, AD 96-454 (E. Giles) – pdf, text, epub, kindle format
St. Peter, Bishop of Rome, or, The Roman Episcopate of the Prince of the Apostles (Fr. T. S. Livius) – pdf
St. Peter, His Name and His Office; The See of St. Peter (both by T. W. Allies) – pdf, text, kindle format
The Primacy of the Apostolic See Vindicated (Abp. F. P. Kenrick) – pdf, text, epub, kindle format
Upon This Rock: St. Peter and the Primacy of Rome in Scripture and the Early Church (S. K. Ray) – epub
Cathedra Petri: or, The Titles and Prerogatives of St. Peter, and of His See and Successors; as Described by the Early Fathers, and Councils of the Church (C. F. B. Allnatt) – pdf, text, kindle format
A Commentary by Writers of the First Five Centuries on the Place of St. Peter in the New Testament, and That of His Successors in the Church (Fr. J. Waterworth) – pdf, text, kindle format
Holy Orders and Ordination (Fr. J. Tixeron) – pdf, epub, kindle format
A Treatise on the Church (Fr. H. Klee) – pdf, text, epub, kindle format
The True Church: Its Marks and Attributes (Fr. E. M. Betowski) – pdf
The Church (A. G. Sertillanges) – pdf, text, epub, kindle format
The Mystery of the Church (Fr. H. Clerissac) – pdf: part 1, part 2; or also here
The Church and Her Enemies (Fr. M. Mueller) – pdf, text, epub, kindle format
The Externals of the Catholic Church: A Handbook of Catholic Usage (Fr. J. F. Sullivan) – pdf
The History of Heresies and Their Refutation (St. Alphonsus de Liguori) – pdf, text, kindle format
Moral Briefs: A Concise Exposition of Catholic Morals (Fr. J. H. Stapleton) – pdf, text, kindle format
The Four Cardinal Virtues (J. Pieper) – pdf
The Christian Life (Fr. F. L. B. Cunningham) – pdf
The Faith of Our Fathers (Cardinal Gibbons) – pdf, text, kindle format; or audiobook here
Map of Life (Frank Sheed) – pdf, text, epub, kindle format
Beautiful Pearls of Catholic Truth, containing the Teachings of the Holy Catholic Church, and the Sacred Books of the Bible…together with Biographies of Illustrious Saints (Fr. Bernard O’Reilly) – pdf, text, kindle format
The Catholic Educator: A Library of Catholic Instruction and Devotion, Masterpieces of Great Spiritual Masters, with Illustrated Explanation of the Doctrines, Liturgy, Rites and Ceremonies of the Church – pdf, text, kindle
The Catholic Church Alone: The One True Church of Christ (various authors) – pdf, text, epub, kindle format
The Catholic Church Has the Answer (P, Whitcomb) – read online; or here and here
The Catholic’s Ready Answer: A Popular Vindication of Christian Beliefs and Practices Against the Attacks of Modern Criticism (Fr. M. P. Hill) – pdf, text, kindle format; or pdf here
The Principles of Christian Apologetics: An Exposition of the Intellectual Basis of the Christian Religion (T. J. Walshe) – pdf, text, kindle format; or also here
The Spirit of Catholicism (Karl Adam) – read online
Catholicism (George Brantl) – pdf
The Faith of Millions (Fr. John A. O’Brien) – pdf, text, epub, kindle format
What Faith Really Means (Fr. H. G. Graham) – pdf, text, epub, kindle format
The Catholic Christian Instructed…by Way of Question and Answer (Bp. R. Challoner) – pdf, epub, kindle
The Beauty and Truth of the Catholic Church (Fr. H. von Hurter, E. Jones) – vol. I, vol. II, vol. III, vol. IV, vol. V
The Faith of Catholics, Confirmed by Scripture and Attested by the Fathers (Fr. J. Berington, Fr. J. Kirk) – pdf, text, kindle format; or enlarged version: volume I, volume II, volume III
The Truths of the Catholic Religion Proved from Scripture Alone – pdf, text, kindle: volume I, volume II
The Belief of Catholics (Fr. Ronald Knox) – read online
Catholic Belief (Fr. J. Faa di Bruno) – pdf, text, epub, kindle format
What is a Catholic? (Fr. X. Sutton) – pdf, text, epub, kindle format
Catholic Christianity, or, The Reasonableness of Our Religion (Fr. O. R. Vassall-Phillips) – pdf, text, kindle
A Course of Religious Instruction, Apologetic, Dogmatic and Moral (Fr. F. X. Schouppe) – pdf, text, kindle
A Systematic Study of the Catholic Religion (Fr. C. Coppens) – pdf, text, epub, kindle format
The Teaching of the Catholic Church (Fr. G. D. Smith) – (vol. II) pdf, text, epub, kindle format
Considerations on Mysteries of the Faith (Ven. Luis de Granada) – pdf, text, epub, kindle format
What Christ Revealed (Fr. L. Jouin) – pdf, text, epub, kindle format
A Historical Study of the Christian Revelation and of the Catholic Church (Fr. J. Broeckaert) – pdf, kindle
Christian Apologetics; A Defense of the Catholic Faith (Fr. W. Devivier) – pdf, text, kindle format
Principles of Catholic Apologetics (based on Garrigou-Lagrange’s De Revelatione) – pdf, text, kindle format
A Manual of Apologetics (F. J. Koch) – pdf, text, epub, kindle format
Apologetica: Elementary Apologetics for Pulpit and Pew (Fr. P. A. Halpin) – pdf, text, kindle format
The Threshold of the Catholic Church: A Course of Instructions for Those Entering Her Communion (Fr. John Bagshawe) – pdf, text, kindle format
Early Steps in the Fold: Instructions for Converts and Enquirers (Fr. F. M. de Zulueta) – pdf, kindle format
Lessons in the Catholic Faith (1954) – pdf
A Catholic Response to Protestant Objections Concerning the One True Church (Fr. Rumble, Fr. Carty) – read online
Which Is the True Church? (C. F. B. Allnatt) – pdf, text, epub, kindle format
The Chief Points of Difference Between the Catholic and Protestant Creeds (Fr. F. Laun) – pdf, text, kindle
A Doctrinal Catechism (Fr. Stephen Keenan) – read online (addressed to Protestants, demonstrating the truths of the Faith); or pdf, text, epub, kindle format here
A Controversial Catechism, or, Protestantism Refuted… (Fr. S. Keenan) – pdf, text, epub, kindle format
The Rule of Catholic Faith, or, The Principles and Doctrines of the Catholic Church (Fr. F. Veron) – pdf, text, kindle
Radio Replies in Defence of Religion – read online (great Catholic answers for Protestants)
The End of Religious Controversy (Fr. J. Milner) – pdf
Answers to a Jewish Enquirer (Fr. Theodore Ratisbonne) – pdf, text, epub, kindle format
Evidences of Religion (Fr. L. Jouin) – pdf, text, epub, kindle format
Where We Got the Bible: Our Debt to the Catholic Church (Fr. H. Graham) – read online; or pdf here
Which Bible Should You Read? (Thomas A. Nelson) – pdf (download starts instantly); or also here
Tradition and the Church (Mons. G. Agius) – pdf, text, epub, kindle; or audiobook here (in various parts)
The Exercise of Faith Impossible Except in the Catholic Church (W. G. Penny) – pdf, text, kindle format
Catholic Dogma: Outside the Church there is No Salvation (Fr. M. Mueller) – read online; or also here
The Catholic Church and Salvation (Mons. J. C. Fenton) – pdf
Questions and Answers on Salvation (Fr. M. Mueller) – read online
Familiar Explanation of Christian Doctrine (Fr. Michael Mueller) – read online
Our Faith, the Victory: The Principal Doctrines of the Christian Religion (Bp. J. McGill) – pdf, text, kindle
The Manual of the Holy Catholic Church (Fr. J. J. McGovern) – pdf, text, kindle format: volume I (The Beautiful Teachings of the Catholic Church), volume II (The Light from the Altar)
The Glories of the Catholic Church: The Catholic Christian Instructed in Defense of His Faith (J. G. Shea, Fr. H. Brann) – pdf, text, kindle format: volume I, volume II, volume III
A Manual of the Catholic Religion (Fr. F. X. Weninger) – pdf, text, epub, kindle format
Our Church, Her Children and Institutions – pdf, text, kindle format: volume I, volume II, volume III
Notes on Doctrinal and Spiritual Subjects (Fr. F. W. Faber) – pdf, text, kindle format: volume I, volume II
The Grounds of Catholic Doctrine as Contained in the Profession of Faith (Bp. R. Challoner) – pdf
The Principles of Catholic Apologetics (Fr. T. J. Walshe, Fr. R. Garrigou-Lagrange) – pdf, epub
Rebuilding a Lost Faith (J. L. Stoddard) – pdf, text, epub, kindle format
The Devout Christian (Bp. G. Hay) – pdf
The Sincere Christian (Bp. G. Hay) – pdf
Meditations and Discourses on the Sublime Truths of Christianity (Fr. A. Butler) – pdf, text, epub, kindle
God and Man (Fr. L. Labauche) – pdf: volume I, volume II
The Treasure of the Church, or, The Sacraments of Daily Life (Fr. J. Bagshawe) – pdf, text, kindle format
The Glories of Divine Grace (Fr. E. Nieremberg; M. J. Scheeben) – pdf, text, kindle format
Grace (Fr. Reginald Garrigou-Lagrange) – read online; or pdf here; or pdf, epub and doc here
Grace and the Sacraments (Fr. Michael Mueller) – pdf, text, epub, kindle format
The Sacraments Explained According to the Teaching and Doctrine of the Catholic Church (Fr. Arthur Devine) – pdf, text, kindle format
These Are the Sacraments (Abp. Fulton Sheen) – read online; or pdf here
The Sacramental System (Fr. C. C. Martindale) – pdf, text, epub, kindle format
The One Mediator, or, Sacrifice and Sacraments (Fr. W. Humphrey) – pdf, text, epub, kindle format
Confession (Fr. John Furniss) – pdf
The Secret of Confession (Fr. P. O’Sullivan) – epub
Examination of Conscience (detailed) – audio (with text slides)
Examination of Conscience – read online; or a different version in pdf here
A Comprehensive Examination of Conscience for Adults – read online or pdf (very detailed)
An Adult’s Confession Booklet (with prayers, directions, and an examination of conscience – especially suitable for converts; Fr. A. Heeg) – pdf, text, kindle format
Catechetical Conferences on Penance as a Virtue and a Sacrament (Bp. J. Lanigan) – pdf, text, kindle format
Perfect Contrition: The Golden Key to Paradise (Fr. J. de Driesch) – pdf; or audiobook here or here: part 1, part 2
Perfect Contrition (Fr. F. Quirijnen) – pdf
The Abiding Presence of the Holy Ghost in the Soul (Fr. B. Jarrett) – pdf
God Within Us (Fr. R. Plus) – audiobook (8 parts); or also here
The Supernatural Life of the Soul on Earth and in Heaven (Fr. A. Devine) – pdf, text, kindle format
The Mother of Christ: or, The Blessed Virgin Mary in Catholic Tradition, Theology, and Devotion (Fr. O. R. Vassall-Phillips) – pdf, text, kindle format
The Mother of the Savior (Fr. R. Garrigou-Lagrange) – read online
Mariology (Fr. M. J. Sheeben) – pdf: volume I, volume II
The Commandments Explained (Fr. Arthur Devine) – pdf, text, epub, kindle format
The Greatest and the First Commandment (Fr. M. Mueller) – pdf, text, epub, kindle format
The Creed Explained (Fr. Arthur Devine) – pdf, text, epub, kindle format
The Apostles’ Creed (Fr. M. Mueller) – pdf, text, epub, kindle format
The Holy Mass (extracts from saints) – pdf, text, epub, kindle format
The Hidden Treasure or The Immense Excellence of the Holy Sacrifice of the Mass (St. Leonard of Port-Maurice) – pdf, text, kindle format
The Sacrifice of the Mass (Fr. M. Gavin) – read online; or audiobook here
The Holy Mass (St. Alphonsus de Liguori) – pdf, text, epub, kindle format
This Is the Mass (Abp. F. Sheen, H. Daniel-Rops) – read online
The Holy Mass, Sacrifice for the Living and the Dead (Fr. M. Mueller) – pdf, text, kindle format
The Holy Eucharist (St. Alphonsus de Liguori) – pdf, text, epub, kindle format
The Blessed Sacrament, or, The Works and Ways of God (Fr. F. G. Faber) – pdf, text, kindle format
The Blessed Sacrament: Preparation, Attendance, Giving of Thanks, Spiritual Communion (Fr. F. G. Faber) – pdf, text, kindle format
The Blessed Eucharist, Our Greatest Treasure (Fr. M. Mueller) – pdf, text, kindle format
The Sacraments of the Holy Eucharist and Penance (Fr. M. Mueller) – pdf, text, kindle format
The Sacrifice of the Eucharist, and Other Doctrines (Fr. C. B. Garside) – pdf, text, epub, kindle format
The Bread of Life, or, St. Thomas Aquinas on the Adorable Sacrament of the Altar – pdf, text, kindle format
The Real Presence of the Body and Blood of Our Lord Jesus Christ in the Blessed Eucharist, Proved from Scripture (Cardinal Wiseman) – pdf, text, kindle format
The Catholic Doctrine of the Eucharist: Demonstrably Proved from Scripture, from Tradition and from the Writings… (M. D. Talbot) – pdf, text, kindle format
The Sublimity of the Holy Eucharist (Fr. M. Meschler) – pdf, txt, epub, kindle format
Visits to Jesus in the Tabernacle (Fr. F. X. Lasance) – pdf
The Priest: His Dignity and Obligations (St. John Eudes) – pdf; or audiobook here: part 1, part 2
The Eternal Priesthood (Cardinal Manning) – pdf
Providence (Fr. Reginald Garrigou-Lagrange) – read online; or pdf here
Life Everlasting (Fr. Reginald Garrigou-Lagrange) – pdf; or here
The Future Life (Fr. J. C. Sasia) – pdf, text, epub, kindle format
The Last Things (Abbe A. Michel) (death, judgment, heaven, hell) – read online
The Four Last Things (Fr. Martin von Cochem) – read online; or pdf, text, kindle format here
Purgatory, Illustrated by the Lives and Legends of the Saints (Fr. Francois Xavier Schouppe) – pdf, text, kindle; or audiobook here – part 1, part 2
Charity for the Suffering Souls: An Explanation of the Catholic Doctrine of Purgatory (Fr. J. A. Nageleisen) – pdf
The Prisoners of the King: Thoughts on the Catholic Doctrine of Purgatory (Fr. H. J. Coleridge) – pdf, text, kindle
The Consolations of Purgatory (Fr. H. Faure) – pdf, text, epub, kindle format
Purgatory Surveyed (Fr. W. H. Anderdon) – pdf, text, epub, kindle format
A Distinct View on the Doctrine of Purgatory (by a Catholic priest) – pdf, text, epub, kindle format
Hell (Fr. F. X. Schouppe) – read online; or audiobook here
The Torments of Hell (Fr. Martin von Cochem) – audio
Eternal Punishment (Fr. J. P. Arendzen) – pdf
Sin and Its Consequences (Cardinal Manning) – audiobook
The Love of Jesus to Penitents (Card. Manning) – audiobook (on confession)
The Prodigal Son, or, The Sinner’s Return to God (Fr. M. Mueller) – pdf, text, kindle format
Thoughts on Great Mysteries (Fr. F. G. Faber) – pdf, text, kindle format
A Treatise on the Knowledge and Love of Our Lord Jesus Christ (Fr. J. B. Saint-Jure) – pdf: vol. I, vol. II
Precious Blood, or, The Price of Our Salvation (Fr. F. G. Faber) – pdf, text, kindle format
The Divinity of Christ (Fr. J. Rickaby) – pdf, text, epub, kindle format
Witnesses to Christ (Abp. Alban Goodier) – pdf
Christ in the Church (Mons. Robert Hugh Benson) – pdf, text, epub, kindle format
The Church of Christ: An Apologetic and Dogmatic Treatise (Fr. Sylvester Berry) – pdf; or pdf, kindle here
The Creator and the Creature, or, The Wonders of Divine Love (Fr. F. G. Faber) – pdf, text, kindle format
The Holy Ghost, the Sanctifier (Cardinal Manning) – pdf, text, epub, kindle format
The Temporal Mission of the Holy Ghost (Cardinal Manning) – pdf, text, epub, kindle format
The Gifts of the Holy Ghost (Fr. John of St. Thomas) – pdf
The Gifts of the Holy Spirit According to St. Thomas Aquinas (Fr. P. J. Cameron) – pdf, kindle; or pdf here
The Gift of Pentecost: Meditations on the Holy Ghost (Fr. M. Meschler) – pdf, txt, kindle format
The Trinity and God the Creator (Fr. R. Garrigou-Lagrange) – read online; or pdf here
God: His Existence and His Nature (Fr. R. Garrigou-Lagrange) – pdf, epub: volume I, volume II
Christ the Savior (Fr. R. Garrigou-Lagrange) – read online; or doc here; or pdf here
Predestination: The Meaning of Predestination in Scripture and the Church (Fr. Garrigou-Lagrange) – pdf
The Glories of the Sacred Heart (Cardinal Manning) – pdf, text, epub, kindle format
Sacramentals, Prayer, Vices and Virtues, etc (Fr. M. Mueller) – pdf, text, epub, kindle format
The Sacramentals of the Holy Catholic Church (Fr. W. J. Barry) – pdf, text, epub, kindle format
The Sacramentals of the Holy Catholic Church (Fr. A. A. Lambing) – pdf, text, epub, kindle format
The Rosary: Its History and Meaning (F. M. William) – pdf
The Brown Scapular: A Sign of Salvation and Protection – pdf
The Evidence for the Papacy (Colin Lindsay) – pdf, text, epub, kindle format
Documents Illustrating Papal Authority, AD 96-454 (E. Giles) – pdf, text, epub, kindle format
St. Peter, Bishop of Rome, or, The Roman Episcopate of the Prince of the Apostles (Fr. T. S. Livius) – pdf
St. Peter, His Name and His Office; The See of St. Peter (both by T. W. Allies) – pdf, text, kindle format
The Primacy of the Apostolic See Vindicated (Abp. F. P. Kenrick) – pdf, text, epub, kindle format
Upon This Rock: St. Peter and the Primacy of Rome in Scripture and the Early Church (S. K. Ray) – epub
Cathedra Petri: or, The Titles and Prerogatives of St. Peter, and of His See and Successors; as Described by the Early Fathers, and Councils of the Church (C. F. B. Allnatt) – pdf, text, kindle format
A Commentary by Writers of the First Five Centuries on the Place of St. Peter in the New Testament, and That of His Successors in the Church (Fr. J. Waterworth) – pdf, text, kindle format
Holy Orders and Ordination (Fr. J. Tixeron) – pdf, epub, kindle format
A Treatise on the Church (Fr. H. Klee) – pdf, text, epub, kindle format
The True Church: Its Marks and Attributes (Fr. E. M. Betowski) – pdf
The Church (A. G. Sertillanges) – pdf, text, epub, kindle format
The Mystery of the Church (Fr. H. Clerissac) – pdf: part 1, part 2; or also here
The Church and Her Enemies (Fr. M. Mueller) – pdf, text, epub, kindle format
The Externals of the Catholic Church: A Handbook of Catholic Usage (Fr. J. F. Sullivan) – pdf
The History of Heresies and Their Refutation (St. Alphonsus de Liguori) – pdf, text, kindle format
Moral Briefs: A Concise Exposition of Catholic Morals (Fr. J. H. Stapleton) – pdf, text, kindle format
The Four Cardinal Virtues (J. Pieper) – pdf
The Christian Life (Fr. F. L. B. Cunningham) – pdf