Whilst the greatest effort has been made to ensure the quality of this text, due to the historical nature of this content, in some rare cases there may be minor issues with legibility. The publication of the following pages, inspired by the scenery, antiquities, and history of my native county, had in part its origin in the fulfilment of a promise made by the Author to deliver a lecture to the young men of Carndonagh, on the subject of John Colgan, the learned Franciscan Friar, near the spot Where he was born.