Pope, 1939 - 58, who maintained neutrality in World War II, opposed Catholic collaboration with Communism, and issued the encyclical Divino Affflante Spiiritu. Hand-calligraphed (not by Pius XII) DS, signed 'Pius pp. XII,' one page, 13.75 x 22, May 12, 1952. Pius bestows an Apostolic Blessing. In full, 'The Rev. Nicholas A. Norman, director of the Confraternity of Mary, Queen of All Hearts, humbly prostrate before Your Holiness, implores a special Apostolic Benediction for himself and for all the members of the Confraternity, so that they may all receive abundant gifts of celestial graces.' Framed to an overall size of 17.5 x 22.5. In fine condition. Accompanied by a certificate of authenticity from University Archives' John Reznikoff.