20 July 1903 – Pope Leo XIII

Modern Biography

Great Catholics

Catholic Encyclopedia

Leo XIII, Lover and Reformer of Liturgical Music

Writings

Poems, charades, inscriptions of Pope Leo XIII

Leo XIII’s prayer to St. Michael to combat Satan’s attacks

Art & Architecture

Wikimedia Commons

Tomb of Leo XIII in the Lateran

1810, Earliest-Born Person Ever Captured on Film. Pope Leo XIII. (1896)[4k, 60 fps, colorized]

Pope Leo XIII

20 July – Saint José María Díaz Sanjurjo

Bibliotheca Sanctorum

Martyrologium Romanum

The Holiness of the Church in the Nineteenth Century: Saintly Men and Women of Our Own Times

Historia Hispanica

Santi e Beati

Spanish Wikipedia Entry, English Wikipedia entry on the Cochinchina Campaign

Vida del venerable protomártir del Colegio de Dominicos de Ocaña, reverendísimo padre Fr. José María Díaz Sanjurjo, obispo de Platea y vicario apostólico del Tung-King Central by Francisco Trapiello y Sierra