See this online ebook:

  • The Catholic Controversy, by Saint Francis de Sales, translated by Rev. Henry Benedict Mackey, O.S.B.  (London: Burns and Oates, 1886). May be read online at Good Catholic Books. The 3rd revised and augmented edition, with an excellent translator’s preface (New York, Cincinnati, Chicago: Benziger Brothers; London: Burns and Oates, 1909) (Library of St. Francis De Sales, Volume III) is available in various formats at Internet Archive. The 1989 publisher’s introduction to the TAN edition (The Catholic Controversy: In Defense of the Faith), together with the author’s introduction, is available in PDF format at the De Sales University.

See these other works by the same author:

  • An Abridgment of the Interior Spirit of the Religious of the Visitation of the Blessed Virgin Mary, explained by Saint Francis de Sales and collected by Maupas, Bishop of Evreux (Washington: George Templeman, 1834). Available in various formats at Open Library and Internet Archive, which states the co-author to be Henri Cauchon de Maupas du Tour, Bishop of Puy.
  • The Consoling Thoughts of St. Francis de Sales. May be downloaded in PDF format through the Saints’ Books index.
  • Introduction to the Devout Life, by Saint Francis de Sales. Available at Catholicity. An excerpt with parts 3, 4, and 5 is available in PDF format on this page through Catholic Catechumen.
  • Meditations of St. Francis De Sales. May be read online on this page of Internet Archive, which is the 21 October 2010 snapshot of Christ’s Faithful People (which is possibly and very sadly defunct as of 15 October 2012).
  • Mystical Flora or the Christian Life under the Emblem of Plants, by St. Francis de Sales. May be downloaded in PDF format through the Saints’ Books index.

On the Memorial of St. Francis de Sales in Ordinary Form of the Roman Rite. Blessed be God in His angels and in His saints!