Cyfeirnod OS: SJ325423 approx
Lat/Lng: 52.9737838473,-3.00662935502
Capel Collen
Dinhinlle Isaf, Sir Ddinbych
Esgobaeth: Llanelwy/St Asaph
The Lives of the British Saints (London: Honourable Society of Cymmrodorion, 1908), 161 Darllen ar-lein
Ffynonellau
The History of the Princes, the Lords Marcher, and the Ancient Nobility of Powys Fadog (London: T. Richards, 1882), 389 Darllen ar-lein
'Parochiale Wallicanum' yn Y Cymmrodor (1910), 106