See this legally free ebook:
- Devotion to the Sacred Heart of Jesus, by Father John Croiset, S.J., translated from the Italian (London: Burns & Lambert, 1863). With Imprimatur. Available in PDF format (here) at the Catholic Kingdom; and available in various formats at Internet Archive, Internet Archive (2nd copy), and Internet Archive (3rd copy).
On the Feast of Saint Margaret Mary Alacoque in the Ordinary Form of the Roman Rite. For more legally free ebooks, you may access the List of Free eBooks (Arranged by Title) and theList of Free eBooks (Grouped by Subject). Blessed be God in His angels and in His saints!