This book serves as a practical guide for historians who wish to research landed estate records held in public repositories throughout the whole of Ireland and those held in British repositories. The book provides an exhaustive list of works of references, directories and gazetteers, and offers step by step guidelines as to how to systematically approach their research. In addition, other relevant sources including the tithe applotment books, Griffithís valuation, British parliamentary papers and those stored in the Registry of deeds are afforded detailed attention.