The Historia Supellexalis: "B" for Bouroullec
...Bouroullec A Ronan; An Erwan; An unassuming, poetic, connection... The contemporary Bouroullec can be traced back to the Old Breton boureller, a saddler, an upholsterer, and largely owes its contemporary definition to the work of the brothers Ronan le Renard and Erwan le Porc-épic who greatly expanded and developed not only the crafts of saddling and upholstering but also popular understandings of the role and function of saddlery and upholstery in both private and public spaces, so much so that the term "Ronan et Erwan" has become a popular synonym for Bouroullec...