O'Conor, C., O'Kelley, F. J., Joly, J. R., Royal Dublin Society. Library, f. o., & Royal Irish Academy. Library, f. o. (1810). Columbanus ad Hibernos: Or, a letter from Columban to his friend in Ireland, on the present mode of appointing Catholic bishops in his native country. sold by Payne; and Egerton, London; and by Archer, and Fitz-Patrick, Dublin, [printed by J. Seeley, Buckingham].

O'Conor, Charles, et al. Columbanus Ad Hibernos: Or, a Letter from Columban to His Friend in Ireland, on the Present Mode of Appointing Catholic Bishops in His Native Country. sold by Payne; and Egerton, London; and by Archer, and Fitz-Patrick, Dublin, [printed by J. Seeley, Buckingham], 1810.