Browse Items (22 total) Browse All Browse by Tag Search Items Browse Map Tags: Royal Irish Academy Previous Page Page of 3 Sort by: Title Creator Date Added The River Derg "The river dividing the counties of Tyrone and Donegal on the north mearing of Templecarn receives the drainage of Lough Derg..." Tags: County Donegal, County Tyrone, hydrology, lake, Lieutenant W. Lancey, Norther Ireland, ordnance survey, river, River Derg, Royal Irish Academy, Templecarne, water, watershed The origin of Lough Derg's name "There are two different opinions to account for the meaning of the denomination, Lough Derg..." Tags: Annals of the Four Masters, blood, bogland, colour, Daniel O'Connor, etymology, Fionn mac Cumhaill, Folklore, John O'Donovan, pilgrimage, place names, Royal Irish Academy, St. Patrick, water, wine Previous Page Page of 3 Output Formats atom, csv, dc-rdf, dcmes-xml, json, omeka-xml, rss2