Chirographs (Gregory XVI)

Ci E Stato – Chirograph of the Supreme Pontiff Ordering the Diversion of the River Amiens in the City of Tivoli (Gregory XVI – June 9, 1832)

Avendoci Ella – Chirograph of the Supreme Pontiff Establishing the Office of Cardinal Secretary For Internal State Affairs (Gregory XVI – Feb. 20, 1833)

L ‘Evidente Diminuzione – Chirograph of the Supreme Pontiff Granting Powers For the Restoration of the Aqueducts (Gregory XVI – Aug. 6, 1834)