Book Review: The Irish Heritage Series Saint Mary’s Pro-Cathedral Dublin Historic Derry Saint Eunan’s Cathedral Letterkenny May 3, 2017/Comments closed €5.00 Book Review: The Irish Heritage Series Saint Mary's Pro-Cathedral Dublin Historic Derry Saint Eunan's Cathedral Letterkenny quantity Add to cart SKU: 20492128 Category: Article Tags: Books, Brian Lacy, Dermod McCarthy, Graham Harrison, Heritage, Rosemary Ryan