Celtic Scotland, A history of ancient Alban. Volume 2 (of 3), Church and cultureNote 549 — Chapter VII · THE COÄRBS OF COLUMCILLE.Reading edition734 Commutatio martirum Petri et Pauli et Patricii ad legem perficiendam.—An. Ult.◇Copy noteReturn to CHAPTER VII. THE COÄRBS OF COLUMCILLE.