45 books
True Devotion to Mary
The Holy Rosary
The Mother of the Saviour: And Our Interior Life
The Life of Saint John Vianney, the Cure of Ars: With a Novena and Litany
The Three Ages of the Interior Life: Prelude of Eternal Life: Volume 2
The Great Evil
The Great Question
Almighty God Loves Little Children
God and His Perfections
Confession
The Three Ages of the Interior Life: Prelude of Eternal Life: Volume 1
The Sight of Hell
The Mystical City of God, Volume II "The Incarnation": The Divine History and Life of the Virgin Mother of God
The Mystical City of God, Volume III "The Transfixion": The Divine History and Life of the Virgin Mother of God
A Letter to the Friends of the Cross
The Mystical City of God, Volume IV "The Coronation": The Divine History and Life of the Virgin Mother of God
The Inner Life of the Catholic
The Mystical City of God, Volume I "The Conception": The Divine History and Life of the Virgin Mother of God
Saint Philomena the Wonder-Worker
The Secret of Peace and Happiness
This Tremendous Lover
Calvary and the Mass: A Missal Companion
Biography of Saint Gemma Galgani
The Life of the Blessed Virgin Mary