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Ad Petri Cathedram

On Truth, Unity and Peace in a Spirit of Charity

29 June 1959John XXIII
encyclicalPopeAntecedentsTrunk

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Ad Petri Cathedram (1959). On Truth, Unity and Peace in a Spirit of Charity. docs.church. https://docs.church/ad-petri-cathedram

Official citation

John XXIII, Ad Petri Cathedram (29 June 1959). https://www.vatican.va/content/john-xxiii/en/encyclicals/documents/hf_j-xxiii_enc_29061959_ad-petri.html