Pamphlets written by John A. O'Brien
- POBR 3/137 Title : Accidentally On Purpose
- POBR 3/138 Title : Accidentally On Purpose
- POBR 3/139 Title : God Is Not Dead
- POBR 3/140 Title : A Leaf Outsmarts Scientists
- POBR 3/141 Title : How to Find Christ's Church
- POBR 3/142 Title : The Greater Gift
- POBR 3/143 Title : Friendship: First Step to Christian Unity
- POBR 3/144 Title : God Is Not Dead
- POBR 3/145 Title : Winning the Peace: Reason vs Violence
- POBR 3/146 Title : The Servant
- POBR 3/147 Title : Man: Worth 73 cents or Billions
- POBR 3/148 Title : Winning the Peace: Reason vs Violence
- POBR 3/149 Title : Making Marriage Stick
- POBR 3/150 Title : Choosing a Partner for Marriage
- POBR 3/151 Title : Marriage a Vocation
- POBR 3/152 Title : St. Patrick: Apostle of Ireland
- POBR 3/153 Title : The Ladder of Handicaps
- POBR 3/154 Title : Does Confession Make Sinning Easy?
- POBR 3/155 Title : Making Marriage Click
- POBR 3/156 Title : You Can Win Converts
- POBR 3/157 Title : Which Weighs More?
- POBR 3/158 Title : The White Harvest
- POBR 3/159 Title : The Catholic Foundation at the University of Illinois
- POBR 4/01 Title : Missionaries in Africa Lead All Others in Winning Conv.
- POBR 4/02 Title : Rescuer of the Jews
- POBR 4/03 Title : Rescuer of the Jews
- POBR 4/04 Title : The Conquest of Fear
- POBR 4/05 Title : Why a Woman Needs the Catholic Faith
- POBR 4/06 Title : Visita Metodica
- POBR 4/07 Title : Why Drink? Temperance the Safer Way
- POBR 4/08 Title : Youth's Ideal: A White Courtship
- POBR 4/09 Title : Whom Shall I Marry? Guidance in the Quest for Happiness
- POBR 4/10 Title : Why Not Get a Divorce?
- POBR 4/11 Title : Conducting an Inquiry Class
- POBR 4/12 Title : So You'd Like to Get Married
- POBR 4/13 Title : And Justice for All
- POBR 4/14 Title : Can We Crush Commercialized Vice?
- POBR 4/15 Title : Does It Matter Much What a Man Believes?
- POBR 4/15 Title : A Genetic Study in Contemporary Religious Thought
- POBR 4/16 Title : St. Paul: Greatest Convert Maker
- POBR 4/17 Title : Martin Luther
- POBR 4/18 Title : Getting the Most Out of the Rosary
- POBR 4/19 Title : The American Dream Demands Cooperation
- POBR 4/20 Title : Coming Home
- POBR 4/21 Title : Modern Psychology and the Mass
- POBR 4/22 Title : The Church and a Living Wage
- POBR 4/23 Title : Mass and Prayer Book
- POBR 4/24 Title : Is the Will Free
- POBR 4/25 Title : What! Public Funds for a Catholic School?
- POBR 4/26 Title : Coming Home
- POBR 4/27 Title : Eucharistic Fast
- POBR 4/28 Title : God - Who Is He?
- POBR 4/29 Title : Sadinno ti Napaypayso nga Iglesia ni Kristo
- POBR 4/30 Title : The Reformation
- POBR 4/31 Title : The Light that Shall Not Fail
- POBR 4/31 Title : The Spiritual Mission of America
- POBR 4/32 Title : The First Martyrs of North America
- POBR 4/33 Title : Roads to Rome
- POBR 4/34 Title : Paolo Apostolo: Una Conversione
- POBR 4/35 Title : Why I Became a Catholic: Intimate Personal Stories
- POBR 4/36 Title : Understandin the Catholic Faith
- POBR 4/37 Title : Twenty-five Questions Non-Catholics Ask
- POBR 4/38 Title : St Augustine: Light of Africa
- POBR 4/39 Title : The Art of Courageous Living
- POBR 4/40 Title : Deus Existe?
- POBR 4/41 Title : La Regulacion Natural de la Natalidad
- POBR 4/42 Title : The Faith of Millions
- POBR 4/43 Document : Chinese pamphlet
- POBR 4/44 Title : Finding Christ's Church (Chinese)
- POBR 4/45 Title : Understanding the Catholic Faith (Chinese)
- POBR 4/46 Title : What's the Truth about Catholics? (Chinese)
- POBR 4/47 Title : The Faith of Millions (Chinese)
- POBR 4/48 Title : The Reformation (Chinese for Koreans)
- POBR 4/49 Title : The Reformation (Chinese for Koreans)
- POBR 4/50 Title : The Truth About the Inquisition
- POBR 4/51 Title : God in the Home
- POBR 4/52 Title : St Augustine: Light of Africa
- POBR 4/53 Title : Getting the Most out of the Rosary
- POBR 5-20/ Series : Pamphlets written by Others
- POBR 5/01 Title : Novena to the Holy Ghost
- POBR 5/02 Title : A Brief Sketch of the Society of Atonement
- POBR 5/03 Title : Save My Children
- POBR 5/03 Subject : Missionary Catechists of Our Blessed Lady of Victory
- POBR 5/04 Title : The Apostleship of Prayer
- POBR 5/04 Subject : Prayer and the Sacred. Heart
- POBR 5/05 Title : Why Must Non-Catholics Make Marriage Promises?
- POBR 5/06 Title : Pray the Rosary Daily for World Peace
- POBR 5/07 Title : Our Lady of Fatima Retreat House, Notre Dame, Indiana
- POBR 5/08 Title : The Unseen Army
- POBR 5/09 Title : Franciscan Missionary Union, Sacred Heart Province
- POBR 5/09 Title : Mission Bells Are Ringing For You
- POBR 5/10 Title : Jesus One with Me
- POBR 5/11 Title : The Correct Conception of God's Church
- POBR 5/12 Title : The Catholic Church and Civil Governments
- POBR 5/13 Title : The Bible in the Middle Ages
- POBR 5/14 Title : Most Consoling for the Human Heart
- POBR 5/15 Title : Our Lady of Fatima's Peace Plan from Heaven
- POBR 5/16 Title : Our Lady of Fatima's Peace Plan from Heaven
- POBR 5/17 Title : The Rite for Christian Burial and the Funeral Mass
- POBR 5/18 Title : University of Notre Dame Prayer Book