Catholic Church Invulnerable and Invincible

Letter to the French Archbishops and Bishops: Our apostolic mandate : of the supreme Pontiff Pius X : on the "Sillon"

Aeneas Silvius Piccolomini (Pius II) and Niklas von Wyle: The Tale of Two Lovers Eurialus and Lucretia. (Amsterdamer Publikationen zur Sprache und Literatur)

Aeneae Silvii De liberorum educatione (Studies in medieval and Renaissance Latin language and literature / Catholic University of America)

Analisi Della Professione Di Fede Del Santo Padre Pio Iv. , Tr. con Alcune Dilucidazioni

Descripcion de Asia (Biblioteca de Colon)

Historia rerum

Die geltenden Papstwahlgesetze

The tale of the two lovers