• College of Arms, London, England
• Genealogy and Heraldry Collection, at the Linenhall Library, Belfast
• Kelly, Patrick (1893-), Irish family names with origins, meanings, clans, arms, crests, and mottoes, 2nd ed., [S.l., s.n.], 1958
• MacLysaght, Edward, Irish families: their names, arms, and origins, 4th ed., Irish Academic Press, Dublin, 1985
• Rooney, John (1837-), A genealogical history of Irish families with their crests and armorial bearings, [Cherouny printing and publishing co., New York, 1896]

The records of the Genealogical Office (2 Kildare Street, Dublin 2, Ireland) deal mainly with heraldry (mostly relating to English Lords who were transplanted to Ireland as landowners). The office's holdings include information extracted from records that were destroyed when the Public Records Office burned.

See also:

• Eddie Geoghegan's Coats of Arms in Ireland - a large collection of representations of coats of arms of Irish families/clans.

• The College of Arms website. "The College of Arms is the official repository of the coats of arms and pedigrees of English, Welsh, Northern Irish and Commonwealth families and their descendants. Its records also include official copies of the records of Ulster King of Arms the originals of which remain in Dublin." The College publishes a quarterly online newsletter.
• Additional information is provided by the Society of Genealogists' Information Leaflet: "The right to Arms" (SoG members only).
• The College of Arms, London, by Colin Meays.
• The College of Arms Foundation, Inc. - "The Foundation ... promotes knowledge of, and interest in, English heraldry in the United States."
• The White Lion Society - A Society of Friends of Her Majesty's College of Arms.
• Heraldica, Franois Velde's Heraldry Site, has some very interesting material on British Heraldry.
• "Pssst! Want to Buy Your Family's Coat of Arms?" (archived copy) by Dick Eastman exposes the tricksters who operate in shopping malls and on the internet.
• Heraldry - from the Notes on Medieval English Genealogy website.
• A Glossary of Terms Used in Heraldry - transcription of the book by James Parker (1894).
• Pimbley's Dictionary of Heraldry - archived copy from Google.
• How to Read a Coat of Arms (archived copy)- from the Cheshire Heraldry website.
• The Heraldry Society website.
• Regulation of Heraldry in England, from Heraldica.