* _O'Connell's Millions_ (1929)
* _The Return of Christopher_ (1931)
* _The Wide Earth_ (1932)
* _For the Sake of the Family_ (1933)
* _The Happy Pilgrimage_ (1934)
* _The Kingdom for a Cow_ (1935)
* _Brother to the Ox_ (1936)
* _The Iron Way_ (1937)
* _The Man with a Sword_ (1938)
* _The Dark Stranger_ (1940)
* _The White Dove_ (1941)
* _The Queen's Man_ (1943)
* _The King's Cavalier_ (1944)
* _The Prince of the Isles_ (1946)
* _The High Road_ (1948)
* _The Long Journey Home_ (1950)
* _The Road to Eden_ (1952)
* _The City of Gold_ (1954)
* _The Valley of the Shadow_ (1956)
* _The Hills of Heaven_ (1958)
Non-fiction:
* _The Life of St. Francis of Assisi_ (1926)
* _In the Shadow of the Cross_ (1928)
* _The Story of the Sacred Heart_ (1930)
* _Christ in His Time_ (1932)
* _The Life and Miracles of St. Bernadette of Lourdes_ (1933)
* _The Saints of the Eucharist_ (1934)
* _The Life and Virtues of St. Thérèse of Lisieux_ (1935)
* _The Martyrs of the Colosseum_ (1936)
* _The Life and Glories of St. Benedict_ (1937)
* _The Great Saints of Christendom_ (1939)
* _The Blessed Sacrament and Its Apostles_ (1940)
* _The Life of St. Francis Xavier_ (1942)
* _The Life and Labors of St. Vincent de Paul_ (1944)
* _Pilgrim's Progress_ (1945)
* _The Story of Ireland_ (1947)
* _The Story of England_ (1949)
* _The Story of Scotland_ (1951)
* _The Story of Wales_ (1953)
* _The Story of France_ (1955)
* _The Story of Germany_ (1957)
* _The Story of Italy_ (1959)