3Taylor, Lawrence J. Occasions of Faith: an Anthropology of Irish Catholics. Philadelphia: University of Pennsylvania, 1995. 58.
Quoting O'Donovan, John, Thomas O'Connor, P. (Patrick) O'Keeffe, and Michael Herity. Ordnance Survey Letters Letters Containing Information Relative to the Antiquities of the County of Donegal Collected during the Progress of the Ordnance Survey in 1837, 1838, and 1839. Dublin: Four Masters, 2002. 120-21.
"On the summit of the gloomy mountain of Slieve Leag are yet shewn the ruins of the little cell of Aodh Mac Bric...A most solemn turas was performed here in the memory of the last generation, but he liveth not now who could point out all the hallowed spots to be visited and prayed at, so that it has been abandoned as a station of pilgrimage to the rapid oblivion of the name and fame of the solitary Bishop Aidus."