E. Cobham Brewer 18101897. Dictionary of Phrase and Fable. 1898.
Celts (The),
or The Kelts. This family of nations includes the Irish. Erse, Manx, Welsh, Cornish, and Low Bretons. According to historic fable, Celtina was the daughter of Britannus. She had a son by Hercules, named Celtus, the progenitor of the Celts.