In this, the fully updated second edition of his best-selling guide to researching Irish history using the internet, Chris Paton shows the extraordinary variety of sources that can now be accessed online. Although Ireland has lost many records that would have been of great interest to family historians, he demonstrates that a great deal of information survived and is now easily available to the researcher.Thanks to the pioneering efforts of the Public Record Office of Northern Ireland, the National Archives of Ireland, organizations such as FindmyPast Ireland, Ancestry.co.uk and RootsIreland and the volunteer genealogical community, an ever-increasing range of Ireland's historical resources are accessible from afar.As well as exploring the various categories of records that the family historian can turn to, Chris Paton illustrates their use with fascinating case studies. He fully explores the online records available from both the north and the south from the earliest times to the present day. Many overseas collections are also included, and he looks at social networking in an Irish context where many exciting projects are currently underway.His book is an essential introduction and source of reference for anyone who is keen to trace their Irish roots.