Irish Book of Arms Genealogy Heraldry
Michael C. O'Laughlin is the leading author in the field with over 12 hardbound titles in print, as well as the monthly newsletter, 'Irish Families', (since 1978).  He also served as president of the Irish Genealogical Foundation and holds a large private library of Irish works.  He is the author of the 'Irish Families' series of books, which stand as the largest genealogical collection of its kind.