See this legally free ebook:

  • Answers to a Jewish Enquirer, by Rev. Théodore Ratisbonne, translated from the French (London: Catholic Truth Society, 1920). May be read online, and available in multiple formats, at Internet Archive and Open Library (Digitizing sponsor: MSN, Book contributor: Kelly Library, University of Toronto). Apologetics, Evangelization, Judaism.

In remembrance of Father Marie-Théodor Ratisbonne, convert from Judaism and Founder of the Congregation of Our Lady of Sion (December 28, 1802 – January 10, 1884). For other legally free ebooks, you may access the List of Free eBooks (Arranged by Title) and the List of Free eBooks (Grouped by Subject)

Let us also pray for the Jews: that our God and Lord may illuminate their hearts, that they acknowledge that Jesus Christ is the Savior of all men. (Revised Good Friday Prayer for the Jews, translated by Father John Zuhlsdorf)