Pius XII marks the centenary of the apparitions at Lourdes by recalling the shrine’s graces, its connection with the dogma of the Immaculate Conception, and the papal support that has shaped its development, including the canonization of Bernadette Soubirous. He presents Mary’s message to Bernadette as a continuing summons to prayer, penance, and conversion, insisting that physical healings point chiefly to Christ’s forgiveness and the restoration of souls. Pilgrimage must lead to sustained sacramental and moral renewal, not a temporary religious experience. The Pope extends this renewal to society, warning against materialism, selfishness, disregard for human life, and false notions of progress; he calls religious, families, clergy, and all Christians to answer through charity, consecration to the Immaculate Heart, and service. The issue also records Pius XII’s praise of Father James Alberione’s apostolate through the press, an address on the moral and social consequences of automation, and reflections on European unity, the Treaty of Rome, Africa, and Christianity’s contribution to peace. Its official acts include diocesan boundary changes, episcopal appointments, restrictions on Hungarian priests’ political activity, a worldwide change in the fast before the Immaculate Conception, the erection of Lovanium Catholic University in Leopoldville, seminary-admission norms, Roman Rota citations, curial appointments, ecclesiastical honors, and a necrology.